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10870393 — NUT,COUPLING,RELEAS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10870393: NUT,COUPLING,RELEAS.

The NUT,COUPLING,RELEAS is a the manufacturer industrial component. Key specifications include end_item_identification: 2350-00-930-3590. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-678-4186, 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
10870393
NSN: 5310-00-678-4186
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
end_item_identification2350-00-930-3590
general_characteristics_item_descriptionAN ASSEMBLY WELDED IN ACCORDANCE WITH MIL-W-13779 CONSISTING OF ONE(1) HEXAGONAL NUT PART NO.10870392 AND TWO(2)ADAPTERS 10870396 FSCM 19207;PART N0.10870393 STAMPED ON HEAD
NSN5310-00-678-4186
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10870393 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: AN ASSEMBLY WELDED IN ACCORDANCE WITH MIL-W-13779 CONSISTING OF ONE(1) HEXAGONAL NUT PART NO.10870392 AND TWO(2)ADAPTERS 10870396 FSCM 19207;PART N0.10870393 STAMPED ON HEAD
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONAN ASSEMBLY WELDED IN ACCORDANCE WITH MIL-W-13779 CONSISTING OF ONE(1) HEXAGONAL NUT PART NO.10870392 AND TWO(2)ADAPTERS 10870396 FSCM 19207;PART N0.10870393 STAMPED ON HEAD
END ITEM IDENTIFICATION2350-00-930-3590
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
2590006784186Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10870393?
10870393 is a NUT,COUPLING,RELEAS.
What parts can replace 10870393?
There is 1 known substitute for 10870393: 2590006784186. Substitute compatibility should be verified for your specific system.
What is the NSN for 10870393?
10870393 is cataloged in the U.S. Government catalog under NSN 5310-00-678-4186. 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.