Home · FSC 5310 Nuts And Washers · NSN 5310-01-509-6339

NSN 5310-01-509-6339 — Washer,Flat

NIIN 01-509-6339 · unit of issue PG · AAC Z (insurance item) · source of supply SMS

NSN 5310-01-509-6339 is the national stock number for a washer,flat in federal supply class 5310 (Nuts And Washers). It cross-references to 3 manufacturer part numbers from 2 CAGE codes, including Rix Industries, Mcmaster-Carr Supply Co; the primary is 20-30315. The unit of issue is PG and the FLIS list price is $11.64.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on September 16, 2026 for $534 from R/A Hoerr, 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 numbers from 2 CAGEs

open solicitations, all agencies

government buy 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
20-30315	28953	Rix Industries	3 · Design control (vendor)	2 · Fully interchangeable
77-35290 ITEM 8	28953	Rix Industries	3 · Design control (vendor)	2 · Fully interchangeable
91166A290	3A054	Mcmaster-Carr Supply Co	5 · Secondary reference	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Sep 16, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

Date	Vendor	Qty	Unit cost	Amount	Buyer	Reference
Sep 16, 2026	R/A Hoerr, Inc. 7FND5			$534	Dla	SPE4A626P0U50 » Award/Basic Package View

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 20-30315.

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

DLA management data

FLIS unit price: $11.64
Unit of issue: PG
Acquisition advice: Z — Insurance item
Source of supply: SMS
Effective: Oct 1, 2026

Item characteristics

Hole Diameter: MILLIMETERS NOMINAL 13.0
Thickness: MILLIMETERS NOMINAL 2.5
Overall Diameter: MILLIMETERS NOMINAL 24.0
End Item Identification: AIR INTAKE
Special Features: C1006-C1015 W/HARDNESS OF ROCKWELL B49
Material: OVERALL STEEL
Surface Treatment: OVERALL ZINC

Related stock numbers

Other NSNs filed under the same part numbers.

01-533-5671 · Washer,Flat

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.