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PartsTable / COMPONENT / M32258-UAC16
M32258-UAC16 ✓ 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: PLASTIC POLYIMIDE LOCKING INSERT, nut_style: HEXAGON, nut_height: 1.250 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNJC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-715-9299, 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
M32258-UAC16
NSN: 5310-01-715-9299
FSC: 5310
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC POLYIMIDE LOCKING INSERT
nut_styleHEXAGON
nut_height1.250 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNJC
locking_featureSELF-LOCKING
thread_directionRIGHT-HAND
width_across_flats1.614 INCHES MINIMUM AND 1.634 INCHES MAXIMUM IN
nominal_thread_size1.000 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch8
NSN5310-01-715-9299
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M32258-UAC16 · 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 31
2644-859-10-ITEM NO-9Interchangeable
interchangeable cross-reference
interchangeable
2644-859-10-ITEM NO-9L1Interchangeable
interchangeable cross-reference
interchangeable
845-8617202-ITEM NO-9L1Interchangeable
interchangeable cross-reference
interchangeable
845-8617202-ITEM NO-10L1Interchangeable
interchangeable cross-reference
interchangeable
2644-859-10-ITEM NO-10Interchangeable
interchangeable cross-reference
interchangeable
2644-859-10-ITEM NO-10L1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M32258-UAC16?
M32258-UAC16 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace M32258-UAC16?
There are 31 known substitutes for M32258-UAC16: 2644-859-10-ITEM NO-9, 2644-859-10-ITEM NO-9L1, 845-8617202-ITEM NO-9L1 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M32258-UAC16?
M32258-UAC16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-715-9299. 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