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M30 Jam Nuts (DIN 439)

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 NutSteelPlainM30-3.50 x 15M30x3.50 hex jam nut 15 thickx46 waf din 43922
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CenturyFLHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-2.00me0-300000018 m30-2.0 a2 18-8 304 jam nut din 439 3
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ASMCILHex Jam NutClass 4.8Zinc/ClearM30-3.50m30x3.50 coarse din 439b / iso 4035 cl4 hex jam nut low carb zp55
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ManscoMIHex Jam NutSteelPlainM30-3.50fin hex jam nut naams 1/box din 439b18
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MTPCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30m30 din 439-s.s a2 hex jam nuts (l.h.)19
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MTPCAHex Jam NutSteelZinc/ClearM30-1.50m30-1.50 din 439-4 zn hex jam nuts1,950
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MTPCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30m30 din 439-a2-70 s.s hex jam nuts40
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METRO INDOHHex Jam NutSteelPlainM30hex jam nut din 439103
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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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METRO INDOHHex Jam NutSteelPlainM30-2.00hex jam nut din 439103
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METRO INDOHHex Jam NutSteelPlainM30-1.50hex jam nut din 43940
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Fastener OHHex Jam NutSteelPlainM30-2.00hex jam nut m30-2.0 steel plain din 439 17
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Fastener OHHex Jam NutSteelZinc/ClearM30-0.20hex jam nut m30-.2 steel zinc plated din 439 2
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SWACOOHHex Jam NutClass 4.8Zinc/ClearM30-3.50M30-3.50 nuts hex jam nuts class 04 hex jam nut zinc cr+3 din 439b14
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HBBOLTCAHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-3.50hex jam nuts a2-70 ss iso 4035 iso 4035 din 439b-125
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MMCCILHex Jam NutClass 4.8PlainM30-3.50hex jam nut din 439b class 4 plain1510
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MMCCILHex Jam NutClass 4.8PlainM30-1.50hex jam nut din 439b class 4 plain3644
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MMCCILHex Jam NutClass 4.8PlainM30-2.00hex jam nut din 439b class 4 plain1844
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MMCCILHex Jam NutClass 4.8PlainM30-3.50m30x3.5 hex jam nut din 439b class 4inquire
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MMCCILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-3.50m30x3.5 hex jam nut din 439b a2 s/sinquire
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MMCCILHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-1.50m30x1.5 hex jam nut din 439b a2 s/sinquire
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MMCCILHex Jam Nut316, 317, A4 StainlessPlainM30-3.50m30x3.5 hex jam nut din 439b a4 s/sinquire
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MMCCILHex Jam NutBrassPlainM30-3.50m30x3.5 hex jam nut brass din 439binquire
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MMCCILHex Jam NutClass 4.8Zinc/ClearM30-3.50m30x3.5 hex jam nut class 04 zinc plate din 439binquire
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MMCCILHex Jam NutClass 4.8Zinc/YellowM30-2.00m30x2 hex jam nut class 04 zinc yellow din 439binquire
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MMCCILHex Jam NutSteelPlainM30-2.00m30x2 hex jam nut left hand din 439binquire
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MMCCILHex Jam NutClass 4.8Zinc/ClearM30-3.50m30x3.5 hex jam nut class 04 zinc plate din 439b left handinquire
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MMCCILHex Jam NutSteelPlainM30-1.50m30x1.5 hex jam nut class 05 plain din 439binquire
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MtrcSpecCAHex Jam NutSteelPlainM30-2.00M30-2.0 hex jam nut pln din 439stock
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MtrcSpecCAHex Jam NutSteelPlainM30-1.50M30-1.5 hex jam nut pln din 439stock
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Marine FastenersFLHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-3.50hex jam nut (type-b thin) a2 m30-3.5 din 4392642
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EurolinkSCHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-1.50M30-1.5 a2 18-8 304 steel hex jam nut extra fine thread din 439inquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30-1.50M30-1.5 cl. 04 zinc plated hex jam nut din 439inquire
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EurolinkSCHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30M30 a2 18-8 304 steel hex jam nut din 439binquire
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EurolinkSCHex Jam NutClass 4.8GalvanizedM30M30 cl.04 hot dip galvanized hex jam nut din 439inquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30m30 din 439 cl. 04 zinc hex jam nutinquire
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EurolinkSCHex Jam Nut316, 317, A4 StainlessPlainM30-1.50m30-1.5 din 439 a4 stainless steel hex jam nutinquire
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EurolinkSCHex Jam Nut316, 317, A4 StainlessPlainM30-3.50m30-3.5 din 439 a4 stainless steel hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8PlainM30-1.50m30-1.5 din 439 cl. 04 plain finish hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8PlainM30m30 din 439 cl.04 plain finish hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30-1.50m30-1.5 din 439 cl. 04 zinc plated hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30-2.00m30-2.0 din 439 cl.04 zinc plated hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30-2.00m30-2.0 din 439 l.h. thread cl.04 zinc plated hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30-2.00m30-2.0 din 439 l.h. thread cl.04 zinc plated hex jam nutinquire
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EurolinkSCHex Jam Nut316, 317, A4 StainlessPlainM30-2.00m30-2.0 din 439-b a4 stainless steel hex jam nutinquire
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EurolinkSCHex Jam NutClass 4.8Zinc/ClearM30-1.50m30-1.5 din 439 cl. 04 zinc plated hex jam nutinquire
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EurolinkSCHex Jam Nut300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM30-2.00m30 - 2.0 din 439 a2 stainless steel hex jam nut hex jam nut2
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EurolinkSCHex Jam NutSteelPlainM30-2.00m30 - 2.0 din 439 cl.04 (left-hand) hex jam nut hex jam nutinquire
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ASFCORPMIHex Jam NutClass 4.8Zinc/ClearM30-1.5-4m30-1.5 hex jam nut cl 4 din 439 b tri zn fe/zn 5an pkg15
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ASFCORPMIHex Jam NutClass 4.8PlainM30-2-4m30-2 hex jam nut cl 4 din 439 b iso 8675 pkg7
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ASFCORPMIHex Jam NutClass 4.8PlainM30-3.5-4m30-3.5 hex jam nut cl 4 din 439 b pkg16
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