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PartsTable / COMPONENT / 4MB970
4MB970 ✓ 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 NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL LOCKING INSERT, end_item_identification: 2320-01-465-2174, thread_quantity_per_inch: 20. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-481-0952, 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
4MB970
NSN: 5310-01-481-0952
FSC: 5310
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
materialSTEEL LOCKING INSERT
end_item_identification2320-01-465-2174
thread_quantity_per_inch20
NSN5310-01-481-0952
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4MB970 · 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
•
MATERIAL: STEEL LOCKING INSERT
•
THREAD QUANTITY PER INCH: 20
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL LOCKING INSERT
END ITEM IDENTIFICATION2320-01-465-2174
THREAD QUANTITY PER INCH20
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
106389Interchangeable
interchangeable cross-reference
interchangeable
830H25Interchangeable
interchangeable cross-reference
interchangeable
000603-6700Interchangeable
interchangeable cross-reference
interchangeable
101325Interchangeable
interchangeable cross-reference
interchangeable
D-17330Interchangeable
interchangeable cross-reference
interchangeable
0481-00-0-8-81-005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4MB970?
4MB970 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 4MB970?
There are 7 known substitutes for 4MB970: 106389, 830H25, 000603-6700 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4MB970?
4MB970 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-481-0952. 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