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Technical Data Sheet
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NK4-7 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NK4-7: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include special_features: T.O. 1C135KR-4-5, end_item_identification: KC135.

This part is cataloged in the U.S. Government catalog under NSN 5306-01-511-6632, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NK4-7
NSN: 5306-01-511-6632
FSC: 5306 — Bolts
CAGE: 26233 — NYLOK LLC (USA)
SPECIFICATIONS
special_featuresT.O. 1C135KR-4-5
end_item_identificationKC135
NSN5306-01-511-6632
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NK4-7 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS
SPECIAL FEATUREST.O. 1C135KR-4-5
END ITEM IDENTIFICATIONKC135
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
BACB30AK4-7Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NK4-7?
NK4-7 is a BOLT,MACHINE.
What parts can replace NK4-7?
There is 1 known substitute for NK4-7: BACB30AK4-7. Substitute compatibility should be verified for your specific system.
What is the NSN for NK4-7?
NK4-7 is cataloged in the U.S. Government catalog under NSN 5306-01-511-6632. This indicates validated use in U.S. government and defense supply chains.
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