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Technical Data Sheet
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2300042 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2300042: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-045-3299, 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
2300042
NSN: 5310-00-045-3299
FSC: 5310 — Nuts and Washers
CAGE: 001JK — EMBRAER S.A. (BRA)
SPECIFICATIONS
Part Number2300042
NSN5310-00-045-3299
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2300042 · 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 8
5310PL0145204Reference document
Same NSN cross-reference
Reference document — Informative reference only
453299Reference document
Same NSN cross-reference
Reference document — Secondary reference
WA2-101SCBRReference document
Same NSN cross-reference
Reference document — Secondary reference
15507-21108Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1913357Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MS25338-42Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2300042?
2300042 is a WASHER,LOCK.
What parts can replace 2300042?
There are 8 known substitutes for 2300042: 5310PL0145204, 453299, WA2-101SCBR and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2300042?
2300042 is cataloged in the U.S. Government catalog under NSN 5310-00-045-3299. 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.