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Technical Data Sheet
PartsTable / COMPONENT / 5310PL2026292
5310PL2026292 ✓ 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

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 4130 OVERALL, nut_style: HEXAGON, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.458 INCHES MAXIMUM IN, hardness_rating: 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-168-7302, 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
5310PL2026292
NSN: 5310-00-168-7302
FSC: 5310
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
nut_styleHEXAGON
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
overall_height0.458 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
washer_thickness0.060 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
width_across_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES IN
NSN5310-00-168-7302
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310PL2026292 · 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 DOCUMENT AND CLASSIFICATION: AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM
•
THREAD QUANTITY PER INCH: 24
•
SURFACE TREATMENT: CADMIUM OVERALL
•
WIDTH ACROSS FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE0.375 INCHES IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM
THREAD QUANTITY PER INCH24
OVERALL HEIGHT0.458 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER0.598 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
10163883Interchangeable
interchangeable cross-reference
interchangeable
24-014496-01Interchangeable
interchangeable cross-reference
interchangeable
27C54Interchangeable
interchangeable cross-reference
interchangeable
TF4RX04AHInterchangeable
interchangeable cross-reference
interchangeable
21-014496-01Interchangeable
interchangeable cross-reference
interchangeable
H16-6Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5310PL2026292?
5310PL2026292 is a NUT,SELF-LOCKING,EXTENDED WASHER.
What parts can replace 5310PL2026292?
There are 7 known substitutes for 5310PL2026292: 10163883, 24-014496-01, 27C54 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5310PL2026292?
5310PL2026292 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-168-7302. 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