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Technical Data Sheet
PartsTable / COMPONENT / 53658159129
53658159129 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,FLAT is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-815-9129, 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
53658159129
NSN: 5310-00-815-9129
FSC: 5310
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
Part Number53658159129
NSN5310-00-815-9129
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 53658159129 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
2MA394-201PC71Interchangeable
interchangeable cross-reference
interchangeable
K1-5900-1002068ITEM96Interchangeable
interchangeable cross-reference
interchangeable
BP68SET2Interchangeable
interchangeable cross-reference
interchangeable
48158BADXInterchangeable
interchangeable cross-reference
interchangeable
48158Interchangeable
interchangeable cross-reference
interchangeable
PA4001-15-64Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53658159129?
53658159129 is a WASHER,FLAT.
What parts can replace 53658159129?
There are 26 known substitutes for 53658159129: 2MA394-201PC71, K1-5900-1002068ITEM96, BP68SET2 and 23 more. Substitute compatibility should be verified for your specific system.
Is 53658159129 still available?
53658159129 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026