Home · NSN 01-432-5631

NSN 01-432-5631 — Nut,Self-Locking,Hexagon

NIIN 01-432-5631 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 01-432-5631 is the national stock number for a nut,self-locking,hexagon. It cross-references to 4 manufacturer part numbers from 2 CAGE codes, including Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M, Naval Sea Systems Command; the primary is 6406376-CNTS-E49. The unit of issue is EA and the FLIS list price is $3.40.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

part numbers from 2 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
MS17829Z7C	96906	Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M	2 · Item ident. reference	2 · Fully interchangeable
6406376-CNTS-E49	53711	Naval Sea Systems Command	5 · Secondary reference	1 · Not fully interchangeable
D80000582-SAE16	53711	Naval Sea Systems Command	5 · Secondary reference	1 · Not fully interchangeable
801-6406376-CNTS-A49	53711	Naval Sea Systems Command	C	1 · Not 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 6406376-CNTS-E49.

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

DLA management data

FLIS unit price: $3.40
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 NONMETALLIC INSERT
Nut Height: INCHES MINIMUM 0.435 AND INCHES MAXIMUM 0.469
Width Across Flats: INCHES MINIMUM 0.679 AND INCHES MAXIMUM 0.690
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch: 14
Nominal Thread Size: INCHES 0.438
Countersink Angle: NUT DEGREES NOMINAL 88.0
Bearing Surface Type: CHAMFERED OR WASHER FACED
Material: LOCKING INSERT PLASTIC ALLYL
Material: NUT STEEL COMP 1137
Material Document And Classification: NUT FED STD ALL MATERIAL RESPONSES 66
Surface Treatment: OVERALL EXCEPT INSERT ZINC AND CHROMATE
Surface Treatment Document And Classification: OVERALL EXCEPT INSERT ASSN STD SINGLE TREATMENT RESPONSE AST- B633, TY 2

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.