#4-40 Round Female/Female Standoffs

Round Female/Female Standoffs are cylindrical spacing fasteners with both ends drilled and internally threaded. They are used in printed circuit boards or sheet metal fabrications and their purpose is to provide a set distance separator between two objects. The two objects could be two circuit boards or two sheets of sheet metal.

2,661 Round Female/Female Standoff, showing 200, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
AbabaCARound Female/Female StandoffAluminumPlain#4-40 x 1/44-40 x 1/4 female rnd standoff 3/16 o.d. alum200
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TSFTXRound Female/Female StandoffSteelPlain#4-40 x 1 1/4stdf f/f alm 3/16 rd 4-40 x 1-1/4475
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AbabaCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40 x 3/8 female round standoff 3/16 o.d. stainless steel100
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OlanderCARound Female/Female StandoffAluminumZinc/Clear#4-40 x 1 1/2 x 1/44-40 x 1 1/2 x 1/4 rd standoff rohs alum174
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 3/8 x 5/164-40 x 3/8 x 5/16 rd standoff nyl421
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OlanderCARound Female/Female StandoffBrassPlain#4-40 x 3/8 x 1/44-40 x 3/8 x 1/4 rd standoff br pln104
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OlanderCARound Female/Female StandoffAluminumPlain#4-40 x 1 1/8 x 5/164-40 x 1 1/8 x 5/16 rd stdf alum321
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OlanderCARound Female/Female StandoffAluminumZinc/Clear#4-40 x 5/8 x 1/44-40 x 5/8 x 1/4 rd stdf rohs alum700
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OlanderCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/8 x 3/164-40 x 5/8 x 3/16 rd stdf sst rohs1838
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 1/4 x 3/164-40 x 1/4 x 3/16 rd stdf nyl3575
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 1/8 x 1/44-40 x 1/8 x 1/4 rd stdf nyl2181
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SWACOOHRound Female/Female StandoffBrassZinc/Clear#4-40 x 3/164-40 x 3/16 f/f standoff brass zi 1/4 waf100
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ACFCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/164-40x3/16 s/s self-grounding standoff6000
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YANKEENHRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8 3/164-40x3/8 s/o 3/16 round female 18-8 s/s157
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CenturyFLRound Female/Female StandoffSteelPlain#4-40raf 4506t-440-al-0500
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CenturyFLRound Female/Female StandoffSteelPlain#4-40 x 1.375 1raf 2118-440-n 4-40 x 1.375 1/4 hex25
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NAPPCOTXRound Female/Female StandoffNylonPlain#4-40 x 1/4 x 5/84-40 x 1/4 x 5/8 round nyl standoff4032
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FastWareSaskRound Female/Female StandoffSteelPlain#4-40 x 3/16 x 1/44-40x3/16odx1/4 long round f/f standoff npb1,380
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FastWareSaskRound Female/Female StandoffAluminumPlain#4-40 x 1/4 x 3/84-40x1/4odx3/8 long round f/f standoff729
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FastWareSaskRound Female/Female StandoffAluminumPlain#4-40 x 1/4 x 1/24-40x1/4odx1/2 long round f/f standoff617
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FastWareSaskRound Female/Female StandoffAluminumPlain#4-40 x 1/4 x 3/44-40x1/4odx3/4 long round f/f standoff550
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FastWareSaskRound Female/Female StandoffAluminumPlain#4-40 x 1/4 x 14-40x1/4odx1 1/2 long round f/f standoff546
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FastWareSaskRound Female/Female StandoffAluminumZinc/Clear#4-40 x 3/16 x 7/84-40x3/16odx7/8 long round f/f standoff rohs compliant400
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FastWareSaskRound Female/Female StandoffAluminumPlain#4-40 x 1/4 x 14-40x1/4odx1 1/4 long round f/f standoff166
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QCSORRound Female/Female StandoffNylonPlain#4-40 x 1/44-40 x 1/4r x 3/8l round standoff nylon essentra4,000
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QCSORRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40 x 3/16r x 3/8l round female standoff alum raf electronic hardw483
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QCSORRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40 x 3/16r x 7/16l round female standoff alum raf electronic hardw500
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QCSORRound Female/Female StandoffAluminumZinc/Clear#4-40 x 3/164-40 x 3/16r x 3/4l rd female standoff alum rohs raf electronic hardw200
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QCSORRound Female/Female StandoffSteelZinc/Clear#4-40 x 3/165/84-40 x 3/16h x 5/8l female standoff steel zinc raf electronic hardw255
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QCSORRound Female/Female StandoffNylonPlain#4-40 x 1/44-40 x 1/4r x 13/16l round female standoff nylon raf electronic hardw904
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QCSORRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/164-40 x 3/16r x .300l female standoff ss raf electronic hardw1,000
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AmericanNYRound Female/Female StandoffAluminumPlain#4-40 x 1 1/8 x 3/164/40 x 1 1/8 x 3/16 round aluminum standoff500
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AmericanNYRound Female/Female StandoffSteelZinc/Clear#4-40 x 3/84-40 x 3/8 standoff zinc1500
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AmericanNYRound Female/Female StandoffPlain#4-40 x 1/4pem standoff 4-40 x 1/4750
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General FMIRound Female/Female StandoffSteelZinc/Clear#4-40 x .1904-40 x .190 standoff zn clr608
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QCSORRound Female/Female StandoffSteelZinc/Clear#4-40 x 3/165/84-40 x 3/16h x 5/8l female standoff steel zinc raf electronic hardw255
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QCSORRound Female/Female StandoffAluminumZinc/Clear#4-40 x 3/164-40 x 3/16r x 3/4l rd female standoff alum rohs raf electronic hardw200
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QCSORRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40 x 3/16r x 3/8l round female standoff alum raf electronic hardw483
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QCSORRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40 x 3/16r x 7/16l round female standoff alum raf electronic hardw500
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QCSORRound Female/Female StandoffNylonPlain#4-40 x 1/44-40 x 1/4r x 3/8l round standoff nylon essentra4,000
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QCSORRound Female/Female StandoffNylonPlain#4-40 x 1/44-40 x 1/4r x 13/16l round female standoff nylon raf electronic hardw904
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ACFCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40x1/2 s/s self-grounding standoff53
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ACFCARound Female/Female StandoffBrassPlain#4-40 x 5/84-40x5/8 brass flare mounted standoff e/t52
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ACFCARound Female/Female StandoffBrassPlain#4-40 x 3/164-40x3/16 brass flare mounted standoff240
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ACFCARound Female/Female StandoffBrassPlain#4-40 x 1/164-40x1/16 brass flare mounted standoff e/t200
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SJS ProdCARound Female/Female Standoff#4-40 x 3/8hh smith f/f stndf 4-40x3/8 mylon
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SJS ProdCARound Female/Female Standoff#4-40 x 1/84-40 x 1/8 flare mntd s/o .125l
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SJS ProdCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40x1/2 force fit standoff ss1000
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Irwin IndOntRound Female/Female StandoffAluminumChromate Conversion (Iridite, Alodine)#4-40 x 1/24-40 x 1/2 f/f standoff 3/16 a/f aluminum clear irrid1477
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Irwin IndOntRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/84-40 x 1/8 standoff stainless to cust print762
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40x3/16rx1/2l f/f round s/o clear irr.500
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40x3/16rx15/16l f/f round s/o clear irr750
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40x3/16rx1l f/f round s/o gold irr.730
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 1/44-40x1/4rx5/8l f/f round s/o gold irr.1100
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 1/4rx1/2l f/f round s/o800
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RCFastAZRound Female/Female StandoffNylonPlain#4-40 x 1/4rx3/8l f/f round s/o900
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/164-40x3/16rx1/2l f/f round s/o clear irr. rohs2000
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/16rx1 3/16l f/f rnd s/o alum rohsinquire
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/16rx3/8l f/f rnd s/o aluminquire
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RCFastAZRound Female/Female StandoffAluminumPlain#4-40 x 3/16rx1 3/16l f/f rnd s/o alum rohsinquire
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AIHAZRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/2ss f/f standoff206
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AIHAZRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/2ss f/f standoff206
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OlanderCARound Female/Female StandoffAluminumPlain#4-40 x 1/44-40 x 1/4 lng x 1/4 rnd fem stdf alum b392
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OlanderCARound Female/Female StandoffAluminumZinc/Clear#4-40 x 11/16 x 3/164-40 x 11/1 6 x 3/16 rd stdf rohs alum450
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OlanderCARound Female/Female StandoffAluminumPlain#4-40 x 1 1/8 x 1/44-40 x 1 1/8 x 1/4 rd stdf alum52
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CenturyFLRound Female/Female StandoffSteelPlain#4-40 x 1.87 x .462swcrew standoff 4-40 x 1.87 x .462 ncr 006-8613209750
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BHAMALRound Female/Female StandoffAluminumPlain#4-40 x 1/2s/o f/f 3/16 round alum50
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OlanderCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8 x 1/44-40 x 3/8 x 1/4 rd stdf sst rohs1180
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 1 1/4 x 1/44-40 x 1 1/4 x 1/4 rd stdf nyl1308
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OlanderCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1 7/164-40 x 1 7/16 lng x 3/16 rnd fem stdf ss436
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OlanderCARound Female/Female StandoffAluminumPlain#4-40 x 3 1/2 x 1/44-40 x 3 1/2 x 1/4 rd stdf alum6
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OlanderCARound Female/Female StandoffBrassPlain#4-40 x 1 x 3/164-40 x 1 x 3/16 rd stdf br pln79
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OlanderCARound Female/Female StandoffAluminumZinc/Clear#4-40 x 9/16 x 3/164-40 x 9/16 x 3/16 rd stdf rohs alum722
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OlanderCARound Female/Female StandoffAluminumZinc/Clear#4-40 x 5/8 x 3/164-40 x 5/8 x 3/16 rd stdf rohs alum611
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OlanderCARound Female/Female StandoffBrassPlain#4-40 x 1/2 x 1/44-40 x 1/2 x 1/4 rd stdf br pln53
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 7/8 x 1/44-40 x 7/8 x 1/4 rd stdf nyl1955
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OlanderCARound Female/Female StandoffBrassPlain#4-40 x 3/4 x 3/164-40 x 3/4 x 3/16 rd stdf br ni813
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OlanderCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/4 x 1/44-40 x 3/4 x 1/4 rd stdf sst rohs31
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 1/4 x 1/44-40 x 1/4 x 1/4 rd stdf phen585
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OlanderCARound Female/Female StandoffAluminumPlain#4-40 x 13/16 x 1/44-40 x 13/16 x 1/4 rd stdf alum810
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OlanderCARound Female/Female StandoffBrassZinc/Clear#4-40 x 7/16 x 1/44-40 x 7/16 x 1/4 rd stdf br zn143
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OlanderCARound Female/Female StandoffSteelPlain#4-40 x 5/8 x 1/44-40 x 5/8 x 1/4 rd stdf nyl620
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OlanderCARound Female/Female StandoffAluminumPlain#4-40 x 3/16 x 1/44-40 x 3/16 x 1/4 rd stdf alum761
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JET FITTINGCARound Female/Female StandoffNylonZinc/Clear#4-40 x 3/8standoff ff 440x3/8 rd nyl rohs compliant800
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OBRIENOHRound Female/Female Standoff#4-40threaded s/o55,000
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SISAZRound Female/Female Standoff400 Stainless (405, 410,416,420,430 etc.)Plain#4-40 x 04-40 x 0.420 f/f 3/16 round standoff ss100
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SISAZRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 11/32(1/4 od) female round standoff 18-8 s/s50
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SISAZRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/8long (1/4 od) female round standoff 18-8 s/s50
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SISAZRound Female/Female StandoffSteelPlain#4-40 x 1 1/4f/f al standoff250
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SISAZRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/4 1/2standoff round female 4-40x1/4 od 1/2 length 18-8 ss23
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LibertyILRound Female/Female Standoff316, 317, A4 StainlessPlain#4-40 x 5/8x316 round s/o nylon700
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ACFCARound Female/Female StandoffBrassPlain#4-40 x 1/164-40x1/16 brass flare mounted standoff e/t200
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ACFCARound Female/Female StandoffBrassPlain#4-40 x 5/84-40x5/8 brass flare mounted standoff e/t52
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ACFCARound Female/Female StandoffBrassPlain#4-40 x 3/164-40x3/16 brass flare mounted standoff240
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ACFCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/164-40x3/16 s/s self-grounding standoff6000
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ACFCARound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40x1/2 s/s self-grounding standoff53
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TrifastTXRound Female/Female StandoffSteelZinc/Clear#4-40 x 1/4 x 1.7004-40 x 1/4 x 1.700 fab standoff per dwg rohs zinc clear67
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TrifastTXRound Female/Female StandoffSteelZinc/Clear#4-404-40 standoff steel per print rohs zinc clear5000
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TrifastTXRound Female/Female StandoffSteelPlain#4-404-40unc s/off thin sht non/heat 1/2 stl astmb633z1cr3bakesrt7000
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TrifastTXRound Female/Female Standoff300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-404-40unc alt 1/4 ground s/off st/st self finish sorted8100
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TrifastTXRound Female/Female StandoffSteelZinc/Clear#4-40 x .790 x .2504-40 x .790 x .250 special standoff to print rohs zinc clr baked10000
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TrifastTXRound Female/Female StandoffSteelZinc/Clear#4-40 x 64-40x6mmx24.1 mfh s/off to dwg stl blue fe/zn 8um rohs30000
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SASCOORRound Female/Female StandoffAluminumPlain#4-40 x 3/8f/f s/o 1/4 round alum200
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SASCOORRound Female/Female StandoffAluminumPlain#4-40 x 1/4f/f s/o 3/16 round alum750,000
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SASCOORRound Female/Female StandoffAluminumPlain#4-40 x 1/2f/f standoff 3/16 round alum standoff standoff1,000
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SASCOORRound Female/Female StandoffAluminumPlain#4-40 x 3/16f/f standoff 3/16 round alum standoff standoff400
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MasFasCorpNVRound Female/Female StandoffNylonPlain#4-40 x 1/2 x 1/4round standoffinquire
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MasFasCorpNVRound Female/Female StandoffBrassNickel#4-40 x 3/4 x 1/4round standoffinquire
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MasFasCorpNVRound Female/Female StandoffAluminumPlain#4-40 x 1 x 1/4round standoff aluminquire
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SJS ProdCARound Female/Female Standoff#4-40 x .1854-40 x .185 flare mnt s/o st elec tin5858
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SJS ProdCARound Female/Female StandoffBrassPlain#4-40 x 5/164-40 x 5/16 flare mounted s/o brass tp400
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 5/84-40x5/8 three sixteenths round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 3/84-40x3/8 three sixteenths round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 1/24-40x1/2 three sixteenths round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 1/44-40x1/4 three sixteenths round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 3/44-40x3/4 three sixteenths round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 1/44-40x1/4 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 14-40x1 three sixteenths round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 5/164-40x5/16 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 3/84-40x3/8 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 1/24-40x1/2 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 5/84-40x5/8 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 3/44-40x3/4 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 7/84-40x7/8 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffAluminumPlain#4-40 x 14-40x1 one quarter round standoff aluminum25,000
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Kanebridge ILRound Female/Female StandoffBrassNickel#4-40 x 1/44-40x1/4 one quarter round standoff brass nickel12.500
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Kanebridge ILRound Female/Female StandoffBrassNickel#4-40 x 5/164-40x5/16 one quarter round standoff brass nickel12.500
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AccutiteCARound Female/Female StandoffAluminumPlain#4-40 x 1 1/8s/o200
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