Home · FSC 5310 Nuts And Washers · NSN 5310-01-204-2178

NSN 5310-01-204-2178 — Washer,Lock

NIIN 01-204-2178 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 5310-01-204-2178 is the national stock number for a washer,lock in federal supply class 5310 (Nuts And Washers). It cross-references to 1 manufacturer part number from 1 CAGE code, including Kato Engineering Inc.; the primary is 405-02261-07. The unit of issue is EA and the FLIS list price is $0.40.

The U.S. government has bought this item 1 time on record, most recently on July 20, 1990 at $0.30 each from M-F Services Inc. 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 number from 1 CAGE

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
405-02261-07	32770	Kato Engineering Inc.	3 · Design control (vendor)	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Jul 20, 1990. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Jul 20, 1990	M-F Services Inc 8N056	200	$0.30		Dla	DLA50090AA6433927

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy on record in total.

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 405-02261-07.

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

DLA management data

FLIS unit price: $0.40
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Hole Diameter: INCHES MINIMUM 0.382 AND INCHES MAXIMUM 0.393
Outside Diameter: INCHES MINIMUM 0.664 AND INCHES MAXIMUM 0.675
Material Thickness: INCHES NOMINAL 0.094
Material: OVERALL STEEL
Surface Treatment: OVERALL ZINC AND CHROMATE

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.