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3176-HX-388 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3176-HX-388: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-377-8945, 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
3176-HX-388
NSN: 5310-01-377-8945
FSC: 5310 — Nuts and Washers
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
Part Number3176-HX-388
NSN5310-01-377-8945
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3176-HX-388 · 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 5
3195-W-380Reference document
Same NSN cross-reference
Reference document — Secondary reference
253873 ASSY 99 PIECE 14Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
253874 PC14Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
253873 ASSY -- PIECE 14Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
253874 PC NO 14Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 3176-HX-388?
3176-HX-388 is a NUT,PLAIN,HEXAGON.
What parts can replace 3176-HX-388?
There are 5 known substitutes for 3176-HX-388: 3195-W-380, 253873 ASSY 99 PIECE 14, 253874 PC14 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3176-HX-388?
3176-HX-388 is cataloged in the U.S. Government catalog under NSN 5310-01-377-8945. This indicates validated use in U.S. government and defense supply chains.
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