PartsTable
Technical Data Sheet
Download PDF

021-09887 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

021-09887: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-423-7052, 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
021-09887
NSN: 5310-01-423-7052
FSC: 5310 — Nuts and Washers
CAGE: 66935 — JOHNSON CONTROLS NAVY SYSTEMS, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500 OVERALL
NSN5310-01-423-7052
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 021-09887 · 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
KEY FEATURES
•
MATERIAL: NICKEL ALLOY K-500 OVERALL
TECHNICAL CHARACTERISTICS
MATERIALNICKEL ALLOY K-500 OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
476-01138 ITEM 57Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 021-09887?
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 021-09887?
021-09887 is a WASHER,LOCK.
What parts can replace 021-09887?
There is 1 known substitute for 021-09887: 476-01138 ITEM 57. Substitute compatibility should be verified for your specific system.
What is the NSN for 021-09887?
021-09887 is cataloged in the U.S. Government catalog under NSN 5310-01-423-7052. 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 — 021-09887