PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9831O-Ring

Leroi International Inc Dba Compair Leroi · NSN 5331-01-358-6575 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-358-6575 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-358-6575. Primary manufacturer part number: 9831.
Features
  • O-Ring — FSC 5331
  • 5 verified cross-references
  • Primary manufacturer: Leroi International Inc Dba Compair Leroi
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-358-6575, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Leroi International Inc Dba Compair Leroi. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersBae Systems Hagglunds Ab (CAGE S3465); Compair Kellogg Div of Robertshaw Controls Co (CAGE 53239); Bae Systems Hagglunds Aktiebolag (CAGE AC90N); Leroi International Inc Dba Compair Leroi (CAGE 1XBP3); Goldshield Pharmaceuticals Ltd (CAGE U8737)
Technical Specifications
ParameterValue
NSN5331-01-358-6575
Primary Part Number9831
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerLeroi International Inc Dba Compair Leroi
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2990-00-234-423505143347 INTERCHANGEABLE
Muffler,exhaust
Rolls-Royce Solutions America Inc
5998-00-719-7237SM-C-500675 INTERCHANGEABLE
Circuit Card Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1730-01-026-4123983-1 INTERCHANGEABLE
Maintenance Platform,aircraft
R.e. Atckison Co., Inc.
6145-01-264-33182469AT4M/TAP INTERCHANGEABLE
Cable,special Purpose,electrical
Tappan Wire and Cable Inc
4820-01-340-52096188-95 ITEM 5 INTERCHANGEABLE
Seat,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
2840-01-399-13119831 INTERCHANGEABLE
Seal,air,aircraft Gas Turbine En
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6145-01-501-39059831 INTERCHANGEABLE
Cable,electrical
Belden Wire and Cable Co Wire and Cable Office
Cross-Reference Index
Part NumberManufacturer
2 0079-562 Bae Systems Hagglunds Ab (SWE)
9831 Compair Kellogg Div of Robertshaw Controls Co (USA)
2 0079-562 Bae Systems Hagglunds Aktiebolag (SWE)
9831 PRIMARY Leroi International Inc Dba Compair Leroi (USA)
9831 Goldshield Pharmaceuticals Ltd (GBR)
Related Parts
2990-00-234-4235INTERCHANGEABLE
MUFFLER,EXHAUST
05143347
5998-00-719-7237INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SM-C-500675
1730-01-026-4123INTERCHANGEABLE
MAINTENANCE PLATFORM,AIRCRAFT
983-1
6145-01-264-3318INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
2469AT4M/TAP
4820-01-340-5209INTERCHANGEABLE
SEAT,VALVE
6188-95 ITEM 5
2840-01-399-1311INTERCHANGEABLE
SEAL,AIR,AIRCRAFT GAS TURBINE EN
9831
6145-01-501-3905INTERCHANGEABLE
CABLE,ELECTRICAL
9831

Frequently Asked Questions

What is NSN 5331-01-358-6575?

NSN 5331-01-358-6575 is a O-Ring, manufactured by Leroi International Inc Dba Compair Leroi, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-358-6575?

NSN 5331-01-358-6575 has 5 cross-referenced part numbers: 2 0079-562 (Bae Systems Hagglunds Ab), 9831 (Compair Kellogg Div of Robertshaw Controls Co), 2 0079-562 (Bae Systems Hagglunds Aktiebolag), 9831 (Leroi International Inc Dba Compair Leroi), 9831 (Goldshield Pharmaceuticals Ltd).

What NSN replaces 5331-01-358-6575?

There are 7 known substitutes for 5331-01-358-6575: 2990-00-234-4235, 5998-00-719-7237, 1730-01-026-4123 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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