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Jam Nuts , 300 Stainless (A1,A2, 18-8,304,310 etc.)

Hex Jam Nuts have a lower profile than a standard hex nut but have the same dimension across the flats and corners. A hex jam nut can be threaded onto a bolt and run tight against a standard nut which will lock the nut in place and prevent it from backing off. Thus hex jam nuts may sometimes be used as locking nuts.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-24nf jam nut 18-8 s/s101
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-20nf jam nut 18-8 s/s55
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-16nf jam nut 18-8 3045
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-12military pitch . jam nut 18-8 3046
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/8nc jam nut 18-8 3043
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-16nf l.h. jam nut 18-8 30414
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MAINSOURCNHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-281/4-28 hex fin jam nut 18-8 ss850
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plainm6 x 1.00 jam nut a-2 stainless steel363
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-14 nf jam nut stainless steel81
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain4-.74-.7 jam nut 18-8 ss383
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5-.85-.8 jam nut 18-8 ss874
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM6-1.006-1.0 jam nut 18-8 ss200
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain16-2.016-2.0 jam nut 18-8 ss12
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain20-2.520-2.5 jam nut 18-8 ss10
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 hex jam nut 18-8 ss957
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-245/16-24 hex jam nut 18-8 ss372
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 hex jam nut 18-8 ss2039
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-243/8-24 hex jam nut 18-8 ss172
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-147/16-14 hex jam nut 18-8 ss254
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-207/16-20 hex jam nut 18-8 ss167
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 hex jam nut 18-8 ss300
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain9/16-189/16-18 hex jam nut 18-8 ss7
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-115/8-11 hex jam nut 18-8 ss70
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-185/8-18 hex jam nut 18-8 ss145
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-163/4-16 hex jam nut 18-8 ss1228
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-97/8-9 hex jam nut 18-8 ss79
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 hex jam nut 18-8 ss77
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-141-14 hex jam nut 18-8 ss16
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/8-71 1/8-7 hex jam nut 18-8 ss47
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-121-12 hex fin jam nut stainless stl7
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/4-121 1/4-12 hex fin jam nut stainless steel6
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 hex jam nut (thin) 18-8 stainless steel913
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-281/4-28 hex fin jam nut stainless steel536
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-245/16-24 hex fin jam nut stainless steel382
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-243/8-24 hex fin jam nut stnls stl209
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-147/16-14 hex jam thin nut 18-8 stainless steel98
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-207/16-20 hex fin jam nut stainless steel116
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 hex finish jam nut 18-8 stainless steel92
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-115/8-11 hex jam nut (thin) 18-8 stainless steel92
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-185/8-18 hex fin jam nut stain steel15
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-147/8-14 hex jam (thin) nut 18-8 stainless steel632
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-163/4-16 hex jam (thin) nut 18-8 stainless steel36
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-97/8-9 hex jam (thin) nut 18-8 stainless steel207
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plainm12(1.75) hex jam (thin) nut a-2 (18-8) stainless steel313
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM16-2.00m16 (2.0) hex fin jam nut s/s107
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM2-0.40m2(.4) hex fin jam nut stainless steel200
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM2.5-0.45m2.5(.45) hex jam nut (din 439b) a2 (18-8) stainless steel771
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-3.50m30(3.5) hex fin jam nut s/s5
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YANKEENHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM3-0.50m3(.5) hex fin jam nut s/s4773
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Jay-CeeMIHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 181/4-20 hex jam nut 18 8 18-8 304 steel2000
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Jay-CeeMIHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM12-1.75M12-1.75 metric hex jam nut a2 18-8 304 steel din 4392750
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM3-0.50m3-.5 fin jam h/n s/s700
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM4-0.70m4-.7 fin jam h/n s/s117
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80m5-.8 fin jam h/n s/s657
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM6-1.00m6-1.0 fin jam h/n s/s200
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM8-1.25m8-1.25 fin jam h/n s/s712
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-81-8 fin jam h/n s/s b18.2.2100
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-141-14 fin jam h/n s/s b18.2.24
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/2-121 1/2-12 fin jam h/n s/s b18.2.27
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 fin jam h/n s/s b18.2.23000
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 fin jam h/n s/s b18.2.2400
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 fin jam h/n s/s b18.2.2954
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 fin jam h/n s/s b18.2.2100
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 fin jam h/n s/s b18.2.21300
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 fin jam h/n s/s b18.2.2200
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-243/8-24 fin jam h/n s/s b18.2.2589
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-207/16-20 fin jam h/n s/s b18.2.299
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 fin jam h/n s/s b18.2.2300
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 fin jam h/n s/s b18.2.23100
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 fin jam h/n s/s b18.2.2350
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AbabaCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain9/16-189/16-18 fin jam h/n s/s b18.2.215
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Set ScrewILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-2818-8 304 hex jam nut made in usa dfarsinquire
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ACCURATEILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/4-71 1/4-7 hex jam nut 18-8 stainless18
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ACCURATEILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-24hex jam nut 18-8 s/s (fine thread)125
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ACCURATEILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM12-1.75hex jam nut a2 18-8 304 din 43995
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AmericanNYHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/16 x 5/321/4-20x7/16x5/32 hex jam nut 18-8 304500
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METRO INDOHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30hex jam nut s/s din 4391
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RCFastAZHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13hex jam nut 18-8 304 (5/16x3/4)400
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RCFastAZHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM10hex jam nut a2 18-8 304100
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RCFastAZHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-24 1/2 x 3/165/16-24 hex jam nut 18-8 304 (1/2x3/16)700
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RCFastAZHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 7/16 x 5/321/4-20 hex jam nut 18-8 304 (7/16x5/32)500
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WeaverWAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM10-1.2510-1.25 jam nut 18-8 ss49
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JHP FastenersTXHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13nut jam 1/2-13 18-8 304 steel80
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JHP FastenersTXHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20banut jam 1/4-20 18-8 304 balock oxide4488
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JHP FastenersTXHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20nut jam 1/4-20 18-8 304 steel105
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JHP FastenersTXHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-11nut jam 5/8-11 s/s103
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JHP FastenersTXHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-8nut hex jam 1-8 s/s367
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FTSOHHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM10-1.50fin hex jam nut a2 ss din 439b100
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Lubker DiPAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-121-12 fin hex jam nut 18.8 s/s75
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JacksonMSHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM6-1.25jam nut a-2 18-8 304391
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JET FITTINGCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/811nut hex 5/811 ss jam rohs compliant asme/ansi b18.2.2 b18.2.2166
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JET FITTINGCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/220nut hex 1/220 stainless steel jam b18.2.217
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JET FITTINGCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 hex jam nut stainless steel 18-8 b18.2.2550
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JET FITTINGCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-28nut jam hex 1/4-28 stainless steel 18-8 b18.2.240
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JET FITTINGCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM3-0.50m3-.5 hex jam nut stainless steel a2160
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JET FITTINGCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM8-1.25-50m8-1.25 hex jam nuts metric a2 50 stainless steel din439 b100
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CNBILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-14special hex jam nut per dwg# -025 revision a (a/f 1.063) thick .239 18-8 s/s finish44
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