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DB8D9 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

DB8D9: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-892-1894, 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
DB8D9
NSN: 5310-00-892-1894
FSC: 5310 — Nuts and Washers
CAGE: 29964 — ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO (USA)
SPECIFICATIONS
Part NumberDB8D9
NSN5310-00-892-1894
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DB8D9 · 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 7
1754570-39Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
1650407-39Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
721598-31Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
168-30-00-48Reference document
Same NSN cross-reference
Reference document — Secondary reference
BCS-A82Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SS2-32Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DB8D9?
DB8D9 is a WASHER,FLAT.
What parts can replace DB8D9?
There are 7 known substitutes for DB8D9: 1754570-39, 1650407-39, 721598-31 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DB8D9?
DB8D9 is cataloged in the U.S. Government catalog under NSN 5310-00-892-1894. 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.