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Technical Data Sheet
PartsTable / COMPONENT / ALS3-8125-3.8
ALS3-8125-3.8 ✓ 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 ALS3-8125-3.8 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-384-7362, 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
ALS3-8125-3.8
NSN: 5310-01-384-7362
FSC: 5310
CAGE: 84256 — AVIBANK MFG., INC. DBA AVIBANK MANUFACTURING INC (USA)
SPECIFICATIONS
Part NumberALS3-8125-3.8
NSN5310-01-384-7362
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ALS3-8125-3.8 · 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
•
SMALL END LENGTH: 5.66 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1018 OVERALL
•
THREAD PITCH IN MILLIMETERS: 1.25
•
NOMINAL THREAD SIZE: 8.0 MILLIMETERS MM
•
THREAD TOLERANCE CLASS: 6H INTERNAL
•
THREAD SERIES: ISO M
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SMALL END LENGTH5.66 MILLIMETERS NOMINAL MM
MATERIALSTEEL COMP 1010 OR STEEL COMP 1018 OVERALL
THREAD PITCH IN MILLIMETERS1.25
NOMINAL THREAD SIZE8.0 MILLIMETERS MM
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESISO M
END ITEM IDENTIFICATIONMRAP - M-ATV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
NUT STYLEKNURLED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
12419169-002Interchangeable
interchangeable cross-reference
interchangeable
ALS3-470-3.3Interchangeable
interchangeable cross-reference
interchangeable
ALS4-470-3.3Interchangeable
interchangeable cross-reference
interchangeable
3529282005Interchangeable
interchangeable cross-reference
interchangeable
12419169Interchangeable
interchangeable cross-reference
interchangeable
12419169-005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ALS3-8125-3.8?
ALS3-8125-3.8 is a ALS3-8125-3.8.
What parts can replace ALS3-8125-3.8?
There are 20 known substitutes for ALS3-8125-3.8: 12419169-002, ALS3-470-3.3, ALS4-470-3.3 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ALS3-8125-3.8?
ALS3-8125-3.8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-384-7362. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026