Home · FSC 5331 O-Ring · NSN 5331-00-291-3272

NSN 5331-00-291-3272 — O-Ring

NIIN 00-291-3272 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Used on: A-4 · all platforms

NSN 5331-00-291-3272 is the national stock number for an o-ring in federal supply class 5331 (O-Ring). It cross-references to 23 manufacturer part numbers from 26 CAGE codes, including Sae International, Society Of Automotive Engineers Inc, Houghton International Inc.; the primary is 0-2-5-4. The federal catalog ties it to the A-4. The unit of issue is EA and the FLIS list price is $4.04.

The U.S. government has bought this item 21 times on record, 2 of them in the last 24 months, most recently on August 25, 2026 at $2.80 each from Simisanka Savunma Sanayi Tekstil Medikal Ticaret Ihracat Ithalat Limited Sirketi. The median unit price paid over 36 months is $2.80. 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.

23

part numbers from 26 CAGEs

0

open solicitations, all agencies

2

government buys in 24 months · median $2.80

0

sellers with confirmed stock

Watch NSN 5331-00-291-3272: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
MS29513-2700U583Sae International3 · Design control (vendor)2 · Fully interchangeable
MS29513-27081343Society Of Automotive Engineers Inc3 · Design control (vendor)9 · Reference only
SAE-AS295130U583Sae International3 · Design control (vendor)1 · Not fully interchangeable
10V60-141-27073277Houghton International Inc.5 · Secondary reference2 · Fully interchangeable
1793-27091265Parker-Hannifin Corporation5 · Secondary reference2 · Fully interchangeable
2-270 N0602-7002697Parker-Hannifin Corp5 · Secondary reference2 · Fully interchangeable
2-270 N602-7002692Dolly Mfg Corp5 · Secondary reference9 · Reference only
2-270 N602-70C0308Parker Hannifin Gmbh O-Ring Division5 · Secondary reference9 · Reference only
2-270 N602-7002697Parker-Hannifin Corp5 · Secondary reference9 · Reference only
457-60-27077308Parco, LLC5 · Secondary reference2 · Fully interchangeable
5330002913272SCY13E.C.A Etablissement Centrald'Approvisionnement Des Forces Armee5 · Secondary reference9 · Reference only
60-P-31-27028486West American Rubber Co Extrude Products Div5 · Secondary reference2 · Fully interchangeable
725-70-27096879Trostel Albert Packing Ltd5 · Secondary reference2 · Fully interchangeable
7866-27025184Parker Hannifin Corporation Div O-Ring Division5 · Secondary reference2 · Fully interchangeable
AS29513-2701K697Dbr Industries, Inc.5 · Secondary reference2 · Fully interchangeable
C-69-27001212Federal-Mogul Corp Government Sales Dept5 · Secondary reference2 · Fully interchangeable
MILP531581349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MS29513-27096906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MS29513-270A0126Leonardo Spa Helicopters Division - Production Site5 · Secondary reference2 · Fully interchangeable
PRP568-270-457-6077308Parco, LLC5 · Secondary reference2 · Fully interchangeable
PX1775-27070106Acushnet Rubber Company, Inc.5 · Secondary reference2 · Fully interchangeable
SR-822A-60-27095272Stillman Seal Corporation5 · Secondary reference2 · Fully interchangeable
5330002913272A00AME.C.A Etablissement Central Des Approvisionnements Des Forces Armees Royales69 · Reference only
5331PL01437249009HJednolity Indeks Materialowy - Uniform Material Index69 · Reference only
0-2-5-407309Bird-Johnson Propeller Company, LLCC1 · Not fully interchangeable
270-C-6980266Ap Parts Co Industrial Sales DivC1 · Not fully interchangeable
270-C-6976680Federal-Mogul Corp Chassis Products DivC1 · Not fully interchangeable
A-270SR8019-6595272Stillman Seal CorporationC1 · Not fully interchangeable
GS570EM27026512Northrop Grumman Systems CorporationC1 · Not fully interchangeable
MS9021-270D9182Zf Industrieantriebe Witten GmbhC1 · Not fully interchangeable

Government demand

Nothing open right now. Last government buy Aug 25, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Aug 25, 2026Simisanka Savunma Sanayi Tekstil Medikal Ticaret Ihracat Ithalat Limited Sirketi TL736451$2.80DlaSPE7M426V5320
Aug 25, 2026Simisanka Savunma Sanayi Tekstil Medikal Ticaret Ihracat Ithalat Limited Sirketi TL736$1,263DlaSPE7M426V5320
Jun 30, 2023Boeing Distribution Services, Inc. 2V484996$3.81DlaSPE7M423V3873
Feb 23, 2023Blade Industrial Products Inc 1JYT1846$2.72DlaSPE7M423V2054
Aug 18, 2022Blade Industrial Products Inc 1JYT1884$2.69DlaSPE7M422V5727
Mar 11, 2022Blade Industrial Products Inc 1JYT1367$2.44DlaSPE7M422V2409
Sep 17, 2020Blade Industrial Products Inc 1JYT1777$1.89DlaSPE7LX20F662R
May 14, 2020Blade Industrial Products Inc 1JYT1470$1.89DlaSPE7LX20F8325
Jan 16, 2020Blade Industrial Products Inc 1JYT1130$1.89DlaSPE5EY20F5212
Mar 15, 2019Blade Industrial Products Inc 1JYT1258$1.87DlaSPE5EY19F012N
Feb 15, 2019Blade Industrial Products Inc 1JYT168$1.87DlaSPE5EY19F8151
Jan 17, 2019Blade Industrial Products Inc 1JYT1155$1.87DlaSPE5EY19F6744
Dec 21, 2018Blade Industrial Products Inc 1JYT1962$1.87DlaSPE5EY19F3973
Nov 15, 2018Blade Industrial Products Inc 1JYT1498$1.85DlaSPE5EY19F2801
Oct 19, 2018Blade Industrial Products Inc 1JYT187$1.85DlaSPE5EY19F0927
Sep 13, 2018Blade Industrial Products Inc 1JYT1569$1.85DlaSPE5EY18F398Z
Jun 15, 2018Blade Industrial Products Inc 1JYT1176$1.85DlaSPE5EY18F186M
Jan 17, 2018Blade Industrial Products Inc 1JYT15,130$1.85DlaSPE5EY18F4358
Sep 26, 2017Blade Industrial Products Inc 1JYT11,421$1.84DlaSPE5EY16D05120363
Feb 22, 2017Blade Industrial Products Inc 1JYT12,629$1.84DlaSPE5EY16D05120200

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 21 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 0-2-5-4.

Request 0-2-5-4

No account needed. Goes to the sellers who carry this number or its family.

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

DLA management data

FLIS unit price
$4.04
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Shelf life code
Y
Effective
Mar 1, 2026

Item characteristics

Outside Diameter
INCHES MINIMUM 9.204 AND INCHES MAXIMUM 9.320
Cross-Sectional Height
INCHES MINIMUM 0.135 AND INCHES MAXIMUM 0.143
Center Hole Diameter
INCHES MINIMUM 8.954 AND INCHES MAXIMUM 9.014
End Item Identification
A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
Material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

Related stock numbers

Other NSNs filed under the same part numbers.

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.

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