PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

171001-2O-Ring

Stewart-Warner Corporation · NSN 5331-01-155-7702 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-155-7702 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-155-7702. Primary manufacturer part number: 171001-2.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Stewart-Warner Corporation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-155-7702, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Stewart-Warner Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-155-7702
Primary Part Number171001-2
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerStewart-Warner Corporation
StatusACTIVE
Center Hole Diameter0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-01-734-087017-10012 INTERCHANGEABLE
Adapter,connector
American Conec Corporation
Cross-Reference Index
Part NumberManufacturer
171001-2 PRIMARY Stewart-Warner Corporation (USA)
171001-2 Stewart-Warner Alemite Corp (USA)
Related Parts
5935-01-734-0870INTERCHANGEABLE
ADAPTER,CONNECTOR
17-10012

Frequently Asked Questions

What is NSN 5331-01-155-7702?

NSN 5331-01-155-7702 is a O-Ring, manufactured by Stewart-Warner Corporation, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-155-7702?

NSN 5331-01-155-7702 has 2 cross-referenced part numbers: 171001-2 (Stewart-Warner Corporation), 171001-2 (Stewart-Warner Alemite Corp).

What NSN replaces 5331-01-155-7702?

There is 1 known substitute for 5331-01-155-7702: 5935-01-734-0870. Verify interchangeability with system specifications before substitution.

What are the specifications of 171001-2?

Key specifications for 171001-2: Center Hole Diameter: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. 3 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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