Home · NSN 01-482-6452

NSN 01-482-6452 — Nut,Self-Locking,Extended Washer

NIIN 01-482-6452 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-482-6452 is the national stock number for a nut,self-locking,extended washer. It cross-references to 1 manufacturer part number from 4 CAGE codes, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Sps Technologies, LLC, Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M; the primary is MS14144-8. The federal catalog ties it to the V-22 Osprey. The unit of issue is EA and the FLIS list price is $30.06.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 30 days; watching the number is free and the first listing triggers an alert.

part number from 4 CAGEs

open solicitations, all agencies

government buys in 24 months

sellers with confirmed stock

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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part number	CAGE	Manufacturer	Reference	Variation
MS14144-8	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable
MS14144-8	56878	Sps Technologies, LLC	5 · Secondary reference	1 · Not fully interchangeable
MS14144-8	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only
MS14144-8	Z6X32	C & L Aerospace Pty Ltd	5 · Secondary reference	2 · Fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on MS14144-8.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price: $30.06
Unit of issue: EA
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Thread Class: 3B
Thread Direction: RIGHT-HAND
Locking Feature: PREVAILING TORQUE WITH METALLIC INSERT
Washer Outside Diameter: INCHES MINIMUM 0.725 AND INCHES MAXIMUM 0.770
Lubrication: SOLUBLE LUBRICANT
Overall Height: INCHES MINIMUM 0.548 AND INCHES MAXIMUM 0.578
Washer Thickness: INCHES NOMINAL 0.070
End Item Identification: V-22 AIRCRAFT
Width Across Flats: INCHES MINIMUM 0.554 AND INCHES MAXIMUM 0.566
Temp Rating: FAHRENHEIT MAXIMUM 450.0
Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Quantity Per Inch: 20
Nominal Thread Size: INCHES 0.500
Criticality Code Justification: AGAV
Part Name Assigned By Controlling Agency: NUT,SELF-LOCKING,LIGHTWEIGHT,CASTELLAED,450 DEGREE F
Special Features: REFERENCE COTTERPIN SIZE - 3/32 INCHES (0.09375); NAVY - NUT,SELF-LOCKING,AIRCRAFT
Material: OVERALL STEEL COMP 1035 OR STEEL COMP 1042 OR STEEL COMP 1050 OR STEEL COMP 1137 OR STEEL COMP 11L37 OR STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 8740
Surface Treatment: OVERALL CADMIUM
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--463

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.