Home · FSC 5331 O-Ring · NSN 5331-01-288-9398

NSN 5331-01-288-9398 — O-Ring

NIIN 01-288-9398 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 5331-01-288-9398 is the national stock number for an o-ring in federal supply class 5331 (O-Ring). It cross-references to 2 manufacturer part numbers from 1 CAGE code, including Haywardindl. Products, Inc.; the primary is ST052100BF60C PIECE 10. The unit of issue is EA and the FLIS list price is $136.67.

The U.S. government has bought this item 16 times on record, 1 of them in the last 24 months, most recently on September 23, 2026 for $2,672 from Tnl Sales LLC. 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 1 CAGE

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
ST2500042	73124	Haywardindl. Products, Inc.	3 · Design control (vendor)	2 · Fully interchangeable
ST052100BF60C PIECE 10	73124	Haywardindl. Products, Inc.	5 · Secondary reference	2 · Fully interchangeable

Government demand

Nothing open right now. Last government buy Sep 23, 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 23, 2026	Tnl Sales LLC 1XLG2			$2,672	Dla	SPE7L126V249Q » Award/Basic Package View
Jul 31, 2023	Tnl Sales LLC 1XLG2	27	$97.97		Dla	SPE7L123P8499
Oct 25, 2022	Tnl Sales LLC 1XLG2	39	$91.36		Dla	SPE7L123P0840
Mar 31, 2021	Tnl Sales LLC 1XLG2	21	$79.97		Dla	SPE7L121V3840
Oct 9, 2019	Larkos Packing And Distribution Inc. 6PZL1	53	$84.27		Dla	SPE5E420P0061
Dec 18, 2017	Tnl Sales LLC 1XLG2	41	$41.60		Dla	SPE5E818V2219
Aug 8, 2017	Phoenix Trading Inc. 4LF36	15	$74.60		Dla	SPE5E817V7826
May 28, 2015	Phoenix Trading Inc. 4LF36	85	$62.10		Dla	SPE5E815V5576
May 8, 2014	Tnl Sales LLC 1XLG2	58	$50.71		Dla	SPE5E814V5378
Mar 10, 2014	Jgils, LLC 1N8T8	9	$69.66		Dla	SPE5E814V3383
Aug 30, 2012	Ferguson Enterprises LLC 00ZP1	50	$47.80		Dla	SPM5E812M3418
Sep 21, 2010	New Era Contract Sales Inc 0FA68	40	$28.70		Dla	SPM5M210V4654
Aug 24, 2009	Tnl Sales LLC 1XLG2	109	$23.53		Dla	SPM5M209M2713
Jun 11, 2009	Lynn Electronics LLC 19151	17	$59.60		Dla	SPM5M209M2128
Apr 9, 2009	Jgils, LLC 1N8T8	11	$73.98		Dla	SPM5M109V1291
Feb 25, 1998	R And R Military Products Co Inc 6N151	40	$40.50		Dla	SP056098MV671

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 16 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 ST052100BF60C PIECE 10.

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

DLA management data

FLIS unit price: $136.67
Unit of issue: EA
Acquisition advice: D — Stocked, centrally managed (DLA)
Source of supply: SMS
Shelf life code: Y
Effective: Apr 1, 2026

Item characteristics

Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

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.