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Technical Data Sheet
PartsTable / COMPONENT / 11467251-1
11467251-1 ✓ 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: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL, nut_style: HEXAGON, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.205 INCHES NOMINAL IN, locking_feature: PREVAILING TORQUE ALL NONMETALLIC DESIGN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-259-6355, 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
11467251-1
NSN: 5310-01-259-6355
FSC: 5310
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
nut_styleHEXAGON
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_height0.205 INCHES NOMINAL IN
locking_featurePREVAILING TORQUE ALL NONMETALLIC DESIGN
thread_directionRIGHT-HAND
width_across_flats0.343 INCHES NOMINAL IN
nominal_thread_size0.164 INCHES IN
washer_outside_diameter0.395 INCHES NOMINAL IN
thread_quantity_per_inch32
material_document_and_classificationL-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-259-6355
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11467251-1 · 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
•
THREAD QUANTITY PER INCH: 32
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
WIDTH ACROSS FLATS: 0.343 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
WASHER OUTSIDE DIAMETER: 0.395 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH32
NOMINAL THREAD SIZE0.164 INCHES IN
WIDTH ACROSS FLATS0.343 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIALPLASTIC POLYHEXAMETHYLENE ADIPAMIDE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
WASHER OUTSIDE DIAMETER0.395 INCHES NOMINAL IN
THREAD CLASS2B
NUT STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
6625NCM010383Interchangeable
interchangeable cross-reference
interchangeable
02-0599Interchangeable
interchangeable cross-reference
interchangeable
LH-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11467251-1?
11467251-1 is a NUT,SELF-LOCKING,EXTENDED WASHER.
What parts can replace 11467251-1?
There are 3 known substitutes for 11467251-1: 6625NCM010383, 02-0599, LH-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 11467251-1?
11467251-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-259-6355. 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