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NT786 — NUT LEAK OFF NIPPLE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

NT786: NUT LEAK OFF NIPPLE.

The NUT LEAK OFF NIPPLE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-330-4526, 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
NT786
NSN: 5310-00-330-4526
FSC: 5310 — Nuts and Washers
CAGE: 54936 — HAYNES CORPORATION (USA)
SPECIFICATIONS
Part NumberNT786
NSN5310-00-330-4526
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NT786 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 3
81311S41-121PC8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
GJN77-22PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
AMC61S41-349PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NT786?
NT786 is a NUT LEAK OFF NIPPLE.
What parts can replace NT786?
There are 3 known substitutes for NT786: 81311S41-121PC8, GJN77-22PC8, AMC61S41-349PC8. Substitute compatibility should be verified for your specific system.
What is the NSN for NT786?
NT786 is cataloged in the U.S. Government catalog under NSN 5310-00-330-4526. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.