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E21292-01 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

E21292-01: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OR STEEL COMP 303 OVERALL, material_document_and_classification: MIL-S-5059,COMP 301,COND A MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-764,TYPE 303 FED SPEC 2ND MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-392-0691, 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
E21292-01
NSN: 5310-00-392-0691
FSC: 5310 — Nuts and Washers
CAGE: D1379 — B/E AEROSPACE SYSTEMS GMBH DIV LIFE SUPPORT SYSTEMS EUROPE (DEU)
SPECIFICATIONS
materialSTEEL COMP 301 OR STEEL COMP 303 OVERALL
material_document_and_classificationMIL-S-5059,COMP 301,COND A MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-764,TYPE 303 FED SPEC 2ND MATERIAL RESPONSE OVERALL
NSN5310-00-392-0691
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: E21292-01 · 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 DOCUMENT AND CLASSIFICATION: MIL-S-5059,COMP 301,COND A MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-764,TYPE 303 FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 301 OR STEEL COMP 303 OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,COMP 301,COND A MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-764,TYPE 303 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 301 OR STEEL COMP 303 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
1603660-38Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is E21292-01?
E21292-01 is a WASHER,RECESSED.
What parts can replace E21292-01?
There is 1 known substitute for E21292-01: 1603660-38. Substitute compatibility should be verified for your specific system.
What is the NSN for E21292-01?
E21292-01 is cataloged in the U.S. Government catalog under NSN 5310-00-392-0691. 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.