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800288PC7 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

800288PC7: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-989-5053, 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
800288PC7
NSN: 5310-00-989-5053
FSC: 5310 — Nuts and Washers
CAGE: 43491 — GENERAL SIGNAL CORP (USA)
SPECIFICATIONS
Part Number800288PC7
NSN5310-00-989-5053
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 800288PC7 · 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 5
800289PC7Reference document
Same NSN cross-reference
Reference document — Secondary reference
063038AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
071062-00RU/052451-0STZReference document
Same NSN cross-reference
Reference document — Design control — primary reference
0778-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
8AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 800288PC7?
800288PC7 is a WASHER,FLAT.
What parts can replace 800288PC7?
There are 5 known substitutes for 800288PC7: 800289PC7, 063038A, 071062-00RU/052451-0STZ and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 800288PC7?
800288PC7 is cataloged in the U.S. Government catalog under NSN 5310-00-989-5053. 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.