Home · FSC 5310 Nuts And Washers · NSN 5310-01-645-3662

NSN 5310-01-645-3662 — Washer,Lock

NIIN 01-645-3662 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 5310-01-645-3662 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 Mcmaster-Carr Supply Co; the primary is 93925A300. The unit of issue is EA and the FLIS list price is $1.73.

The U.S. government has bought this item 2 times on record, 2 of them in the last 24 months, most recently on March 11, 2026 at $0.99 each from R/A Hoerr, Inc.. The median unit price paid over 36 months is $1.15. 1 solicitation is open right now, the soonest due October 2, 2026 for 10 EA. 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 solicitation, all agencies

government buys in 24 months · median $1.15

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
93925A300	39428	Mcmaster-Carr Supply Co	3 · Design control (vendor)	2 · Fully interchangeable

Government demand

Open DLA RFQs (DIBBS)

SPE4A626T36JW · 10 EA · due Oct 2, 2026 · N · AMSC D · DIBBS

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Mar 11, 2026	R/A Hoerr, Inc. 7FND5	4	$0.99		Dla	SPE4A626V9764
Oct 23, 2024	R/A Hoerr, Inc. 7FND5	4	$1.30		Dla	SPE4A625V1445

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 2 buys 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 93925A300.

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

DLA management data

FLIS unit price: $1.73
Unit of issue: EA
Acquisition advice: J — Not stocked, central procurement
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Hole Diameter: MILLIMETERS NOMINAL 13.0
Outside Diameter: MILLIMETERS NOMINAL 20.5
Material Thickness: MILLIMETERS MAXIMUM 1.2
Part Name Assigned By Controlling Agency: WASHER,LOCK
Special Features: BRIKKSEN INC IS THE MANUFACTURER, THEY DO NOT HAVE A CAGE
Material: OVERALL STEEL CORROSION RESISTING

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.