PartsTable
Technical Data Sheet
Download PDF

49-0645-3 — NUT,PLAIN,ASSEMBLED WASHER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

49-0645-3: NUT,PLAIN,ASSEMBLED WASHER.

The NUT,PLAIN,ASSEMBLED WASHER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-355-5645, 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
49-0645-3
NSN: 5310-00-355-5645
FSC: 5310 — Nuts and Washers
CAGE: 78422 — J. W. SPEAKER CORPORATION DBA JW SPEAKER CORP (USA)
SPECIFICATIONS
Part Number49-0645-3
NSN5310-00-355-5645
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 49-0645-3 · 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
35145077Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5310003555645Reference document
Same NSN cross-reference
Reference document — Informative reference only
31WLF3816Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5310PL0715228Reference document
Same NSN cross-reference
Reference document — Informative reference only
CV177817Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8130013Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 49-0645-3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 49-0645-3?
49-0645-3 is a NUT,PLAIN,ASSEMBLED WASHER.
What parts can replace 49-0645-3?
There are 7 known substitutes for 49-0645-3: 35145077, 5310003555645, 31WLF3816 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49-0645-3?
49-0645-3 is cataloged in the U.S. Government catalog under NSN 5310-00-355-5645. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 49-0645-3

✓ 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.