Home · NSN 00-488-9342

NSN 00-488-9342 — Nut,Self-Locking,Hexagon

NIIN 00-488-9342 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 00-488-9342 is the national stock number for a nut,self-locking,hexagon. It cross-references to 2 manufacturer part numbers from 3 CAGE codes, including National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use, Harvard Industries Inc, Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M; the primary is L55LH7644-126. The unit of issue is EA and the FLIS list price is $16.13.

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 numbers from 3 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
MS21245-12	80205	National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use	3 · Design control (vendor)	2 · Fully interchangeable
L55LH7644-126	72962	Harvard Industries Inc	5 · Secondary reference	9 · Reference only
MS21245-12	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only

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 L55LH7644-126.

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

DLA management data

FLIS unit price: $16.13
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 ALL METAL DESIGN
Lubrication: SOLUBLE LUBRICANT
Nut Height: INCHES MAXIMUM 0.422
Width Across Flats: INCHES MINIMUM 1.052 AND INCHES MAXIMUM 1.064
Temp Rating: FAHRENHEIT NOMINAL 450.0
Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
Thread Quantity Per Inch: 16
Hardness Rating: ROCKWELL C MAXIMUM 46.0
Nominal Thread Size: INCHES 0.750
Countersink Angle: NUT DEGREES NOMINAL 88.0
Bearing Surface Type: CHAMFERED OR WASHER FACED
Bearing Surface Finish: MICROINCHES 125.0
Material: OVERALL STEEL
Surface Treatment: OVERALL CADMIUM
Surface Treatment Document And Classification: OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3

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.