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93-1387 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

93-1387: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-285-7403, 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
93-1387
NSN: 5310-01-285-7403
FSC: 5310 — Nuts and Washers
CAGE: 2291A — ELBIT SYSTEMS C4I AND CYBER LTD DIV C4I AND CYBER (ISR)
SPECIFICATIONS
Part Number93-1387
NSN5310-01-285-7403
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 93-1387 · 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
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 2
ISO7092-20-200 HVA4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DIN 433 21Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 93-1387?
93-1387 is a WASHER,FLAT.
What parts can replace 93-1387?
There are 2 known substitutes for 93-1387: ISO7092-20-200 HVA4, DIN 433 21. Substitute compatibility should be verified for your specific system.
What is the NSN for 93-1387?
93-1387 is cataloged in the U.S. Government catalog under NSN 5310-01-285-7403. This indicates validated use in U.S. government and defense supply chains.
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