PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

99129488O-Ring

Alfa Laval Inc · NSN 5331-00-753-1845 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-753-1845 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-753-1845. Primary manufacturer part number: 99129488.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.187 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Alfa Laval Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-753-1845, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Alfa Laval Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-753-1845
Primary Part Number99129488
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerAlfa Laval Inc
StatusACTIVE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.187 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5120-00-079-4598 INTERCHANGEABLE
Inserter,electrical Contact
5905-00-140-682229-488 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
99129488 PRIMARY Alfa Laval Inc (USA)
29488 Alfa Laval Inc (USA)
5331PL0653120 Jednolity Indeks Materialowy - Uniform Material Index (POL)
N8-62.7X4.54MM International Seal Co Aust Pty Ltd (AUS)
Related Parts
5120-00-079-4598INTERCHANGEABLE
INSERTER,ELECTRICAL CONTACT
5905-00-140-6822INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
29-488

Frequently Asked Questions

What is NSN 5331-00-753-1845?

NSN 5331-00-753-1845 is a O-Ring, manufactured by Alfa Laval Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-753-1845?

NSN 5331-00-753-1845 has 4 cross-referenced part numbers: 99129488 (Alfa Laval Inc), 29488 (Alfa Laval Inc), 5331PL0653120 (Jednolity Indeks Materialowy - Uniform Material Index), N8-62.7X4.54MM (International Seal Co Aust Pty Ltd).

What NSN replaces 5331-00-753-1845?

There are 2 known substitutes for 5331-00-753-1845: 5120-00-079-4598, 5905-00-140-6822. Verify interchangeability with system specifications before substitution.

What are the specifications of 99129488?

Key specifications for 99129488: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.187 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.

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