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Technical Data Sheet
PartsTable / COMPONENT / M24129/3-8F
M24129/3-8F ✓ 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 M24129/3-8F is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-982-4973, 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
M24129/3-8F
NSN: 5310-00-982-4973
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part NumberM24129/3-8F
NSN5310-00-982-4973
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M24129/3-8F · 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
•
COUNTERSINK ANGLE: 88.0 DEGREES NOMINAL NUT
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 NUT
•
THREAD CLASS: 3B
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5688 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5640 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5647 ASSN STD 3RD MATERIAL RESPONSE NUT
•
SURFACE TREATMENT: PASSIVATE OVERALL EXCEPT INSERT
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
WIDTH ACROSS FLATS: 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERSINK ANGLE88.0 DEGREES NOMINAL NUT
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 NUT
THREAD CLASS3B
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5688 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5640 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5647 ASSN STD 3RD MATERIAL RESPONSE NUT
SURFACE TREATMENTPASSIVATE OVERALL EXCEPT INSERT
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH ACROSS FLATS0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
THREAD QUANTITY PER INCH20
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
0684-2741Interchangeable
interchangeable cross-reference
interchangeable
N400-512-121Interchangeable
interchangeable cross-reference
interchangeable
7890029-15Interchangeable
interchangeable cross-reference
interchangeable
410072Interchangeable
interchangeable cross-reference
interchangeable
MS17830-8FInterchangeable
interchangeable cross-reference
interchangeable
00410072000Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M24129/3-8F?
M24129/3-8F is a M24129/3-8F.
What parts can replace M24129/3-8F?
There are 11 known substitutes for M24129/3-8F: 0684-2741, N400-512-121, 7890029-15 and 8 more. Substitute compatibility should be verified for your specific system.
Is M24129/3-8F still available?
M24129/3-8F 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