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41975-9PC77 — NUT,PISTON SOCKET C

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

41975-9PC77: NUT,PISTON SOCKET C.

The NUT,PISTON SOCKET C is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-345-1355, 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
41975-9PC77
NSN: 5310-00-345-1355
FSC: 5310 — Nuts and Washers
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
Part Number41975-9PC77
NSN5310-00-345-1355
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 41975-9PC77 · 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
SUBSTITUTES & CROSS-REFERENCES 6
WT34742WSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
34742Reference document
Same NSN cross-reference
Reference document — Secondary reference
ASR7-2200-521ITEM6Reference document
Same NSN cross-reference
Reference document — Secondary reference
ASR7-2200-516PC77Reference document
Same NSN cross-reference
Reference document — Secondary reference
AM57-2200MDMITEM6Reference document
Same NSN cross-reference
Reference document — Secondary reference
ASR7-2200-509PC77Reference 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 41975-9PC77?
41975-9PC77 is a NUT,PISTON SOCKET C.
What parts can replace 41975-9PC77?
There are 6 known substitutes for 41975-9PC77: WT34742W, 34742, ASR7-2200-521ITEM6 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 41975-9PC77?
41975-9PC77 is cataloged in the U.S. Government catalog under NSN 5310-00-345-1355. 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.