Home · NSN 00-800-6994

NSN 00-800-6994 — Nut,Self-Locking,Extended Washer

NIIN 00-800-6994 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 00-800-6994 is the national stock number for a nut,self-locking,extended washer. It cross-references to 6 manufacturer part numbers from 7 CAGE codes, including Rolls-Royce Corporation, Sps Technologies, LLC, General Motors Corp; the primary is 5310PL0933663. The unit of issue is EA and the FLIS list price is $14.42.

No government purchase of this stock number is on our record yet. A DLA long-term contract solicitation (SPE4A726RX993) names it, with an estimated annual demand of 960. 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 7 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
6749294-428	63005	Rolls-Royce Corporation	1 · Design control	2 · Fully interchangeable
6749294-428 63005	63005	Rolls-Royce Corporation	3 · Design control (vendor)	2 · Fully interchangeable
E0104-428	56878	Sps Technologies, LLC	3 · Design control (vendor)	2 · Fully interchangeable
6749294-428	24617	General Motors Corp	5 · Secondary reference	9 · Reference only
6749294-428	73342	Allison Transmission Inc	5 · Secondary reference	9 · Reference only
SL3C-428	52828	Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems	5 · Secondary reference	2 · Fully interchangeable
SL3C428	11815	Sps Technologies, LLC Dba Cherry Aerospace Div Div Cherry Aerospace	5 · Secondary reference	9 · Reference only
5310PL0933663	9009H	Jednolity Indeks Materialowy - Uniform Material Index	6	9 · Reference only

Government demand

Long-term contracts and larger buys (DLA RFP / IFB)

SPE4A726RX993 · long-term contract, 5 yr · estimated annual demand 960 · closes Sep 30, 2026

When a stock number goes onto a long-term contract, the spot RFQs for it usually stop for the term; the holder then sources the parts. All open long-term contracts →

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 5310PL0933663.

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

DLA management data

FLIS unit price: $14.42
Unit of issue: EA
Acquisition advice: D — Stocked, centrally managed (DLA)
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Thread Class: 3B
Thread Direction: RIGHT-HAND
Locking Feature: PREVAILING TORQUE ALL METAL DESIGN
Washer Outside Diameter: INCHES MINIMUM 0.438 AND INCHES MAXIMUM 0.448
Overall Height: INCHES MINIMUM 0.294 AND INCHES MAXIMUM 0.329
Washer Thickness: INCHES MINIMUM 0.065 AND INCHES MAXIMUM 0.075
Width Across Flats: INCHES MINIMUM 0.367 AND INCHES MAXIMUM 0.376
Temp Rating: FAHRENHEIT NOMINAL 800.0
Thread Series: UNF
Thread Quantity Per Inch: 28
Hardness Rating: ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 34.0
Nominal Thread Size: INCHES 0.250
Countersink Angle: NUT DEGREES NOMINAL 90.0
Material: OVERALL STEEL COMP 302
Material Document And Classification: OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S5637
Precious Material And Location: SILVER OVERALL
Precious Material: SILVER
Surface Treatment: OVERALL SILVER
Surface Treatment Document And Classification: OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2410

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.