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0400139731 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

0400139731: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include end_item_identification: MX3000 EMITTER/RECEIVER. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-374-6692, 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
0400139731
NSN: 5310-01-374-6692
NIINs: 013746692, 014222188
FSC: 5310 — Nuts and Washers
CAGE: 50012 — MOTOROLA COMMUNICATIONS GROUP PARTS DEPT DIV OF MOTOROLA INC (USA)
SPECIFICATIONS
end_item_identificationMX3000 EMITTER/RECEIVER
NSN5310-01-374-6692
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0400139731 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONMX3000 EMITTER/RECEIVER
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 0400139731?
0400139731 is a WASHER,KEY.
What is the NSN for 0400139731?
0400139731 is cataloged in the U.S. Government catalog under NSN 5310-01-374-6692. 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.