Home · FSC 5331 O-Ring · NSN 5331-01-006-2121

NSN 5331-01-006-2121 — O-Ring

NIIN 01-006-2121 · unit of issue EA · AAC D (stocked, centrally managed (dla)) · source of supply SMS

NSN 5331-01-006-2121 is the national stock number for an o-ring in federal supply class 5331 (O-Ring). It cross-references to 8 manufacturer part numbers from 5 CAGE codes, including Society Of Automotive Engineers Inc, Sae International, Parker-Hannifin Corp; the primary is 2-368V0747-75. The unit of issue is EA and the FLIS list price is $7.34.

The U.S. government has bought this item 2 times on record, 2 of them in the last 24 months, most recently on September 15, 2026 for $5,104 from Dbr Industries, 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 5 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
AS3209-368	81343	Society Of Automotive Engineers Inc	3 · Design control (vendor)	9 · Reference only
AS3209-368	0U583	Sae International	3 · Design control (vendor)	2 · Fully interchangeable
SAE-AMS7276	0U583	Sae International	3 · Design control (vendor)	1 · Not fully interchangeable
2-368V0747-75	02697	Parker-Hannifin Corp	5 · Secondary reference	1 · Not fully interchangeable
2-368V1164-75	02697	Parker-Hannifin Corp	5 · Secondary reference	1 · Not fully interchangeable
2-368V1226-75	02697	Parker-Hannifin Corp	5 · Secondary reference	1 · Not fully interchangeable
AMS 7276	0U583	Sae International	5 · Secondary reference	1 · Not fully interchangeable
AMS 7276	81343	Society Of Automotive Engineers Inc	5 · Secondary reference	9 · Reference only
M83248/1-368	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only
M83248/1-368	1K697	Dbr Industries, Inc.	5 · Secondary reference	1 · Not fully interchangeable
MIL-R-83248/1	81349	Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M	5 · Secondary reference	9 · Reference only

Government demand

Nothing open right now. Last government buy Sep 15, 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 15, 2026	Dbr Industries, Inc. 1K697			$5,104	Dla	SPE7LX26D0003
Aug 27, 2026	Sikorsky Aircraft Corporation 78286			$138	Dla	SPE4A122G0005

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 2-368V0747-75.

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

DLA management data

FLIS unit price: $7.34
Unit of issue: EA
Acquisition advice: D — Stocked, centrally managed (DLA)
Source of supply: SMS
Effective: Oct 1, 2025

Item characteristics

Outside Diameter: INCHES MINIMUM 8.090 AND INCHES MAXIMUM 8.200
Temp Rating: FAHRENHEIT -15.0 AND FAHRENHEIT 400.0
Cross-Sectional Height: INCHES MINIMUM 0.205 AND INCHES MAXIMUM 0.215
Center Hole Diameter: INCHES MINIMUM 7.680 AND INCHES MAXIMUM 7.770
Elongation Percentage: MAXIMUM 125
Hardness Rating: SHORE DUROMETER A NOMINAL 75.0
Material: RUBBER FLUOROCARBON CLASS FPM

Related stock numbers

Other NSNs filed under the same part numbers.

00-005-0482 · O-Ring
00-005-0483 · O-Ring
00-005-0799 · O-Ring
00-020-0067 · O-Ring
00-020-0105 · O-Ring
00-020-0186 · O-Ring
00-083-7400 · O-Ring
00-103-1506 · O-Ring

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.