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LP399-M5 — SAFETY WASHER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LP399-M5: SAFETY WASHER.

The SAFETY WASHER is a the manufacturer industrial component. Key specifications include end_item_identification: 155LW HOWITZER. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-526-1875, 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
LP399-M5
NSN: 5310-01-526-1875
FSC: 5310 — Nuts and Washers
CAGE: K4244 — BAE SYSTEMS GCS INTERNATIONAL LTD (GBR)
SPECIFICATIONS
end_item_identification155LW HOWITZER
NSN5310-01-526-1875
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LP399-M5 · 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 IDENTIFICATION155LW HOWITZER
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
13050192Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LP399-M5?
LP399-M5 is a SAFETY WASHER.
What parts can replace LP399-M5?
There is 1 known substitute for LP399-M5: 13050192. Substitute compatibility should be verified for your specific system.
What is the NSN for LP399-M5?
LP399-M5 is cataloged in the U.S. Government catalog under NSN 5310-01-526-1875. This indicates validated use in U.S. government and defense supply chains.
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