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DB4D7 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

DB4D7: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-582-6300, 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
DB4D7
NSN: 5310-00-582-6300
FSC: 5310 — Nuts and Washers
CAGE: 29964 — ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO (USA)
SPECIFICATIONS
Part NumberDB4D7
NSN5310-00-582-6300
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DB4D7 · 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
001-0451-18Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SS1-12Reference document
Same NSN cross-reference
Reference document — Secondary reference
10594609-15Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1650407-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
212754Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9336C5007Reference 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 DB4D7?
DB4D7 is a WASHER,FLAT.
What parts can replace DB4D7?
There are 6 known substitutes for DB4D7: 001-0451-18, SS1-12, 10594609-15 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DB4D7?
DB4D7 is cataloged in the U.S. Government catalog under NSN 5310-00-582-6300. 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.