PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S8171AU24O-Ring

Honeywell International Inc. Div Aerospace - Torrance · NSN 5331-00-843-4608 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-843-4608 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-843-4608. Primary manufacturer part number: S8171AU24.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 200 MAXIMUM
  • Material: RUBBER SILICONE CLASS Q
  • Center Hole Diameter: 4.469 INCHES MINIMUM AND 4.990 INCHES MAXIMUM IN
  • Temp Rating: -80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • 9 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-843-4608, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-843-4608
Primary Part NumberS8171AU24
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
Elongation Percentage200 MAXIMUM
MaterialRUBBER SILICONE CLASS Q
Center Hole Diameter4.469 INCHES MINIMUM AND 4.990 INCHES MAXIMUM IN
Temp Rating-80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-445-87472-243E515-8 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-579-754454A126-243 INTERCHANGEABLE
O-Ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5331-00-947-4234 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
S8171AU24 Honeywell International Inc. Div Aerospace - Torrance (USA)
MIL-STD-413 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
S8171AU24 Proponent, Inc. Dba Proponent (USA)
S8171AU24 Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA)
AS568-243 Society of Automotive Engineers Inc (USA)
AS568-243 Sae International Dba Sae International (USA)
A-A-59588 CL 2B GR 50 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
S8171AU24 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
S8171AU24 Kapco Valtec Dba Kapco Valtec (USA)
Related Parts
5331-00-445-8747INTERCHANGEABLE
O-RING
2-243E515-8
5331-00-579-7544INTERCHANGEABLE
O-RING
54A126-243
5331-00-947-4234INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-843-4608?

NSN 5331-00-843-4608 is a O-Ring, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-843-4608?

NSN 5331-00-843-4608 has 9 cross-referenced part numbers: S8171AU24 (Honeywell International Inc. Div Aerospace - Torrance), MIL-STD-413 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), S8171AU24 (Proponent, Inc. Dba Proponent), S8171AU24 (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site), AS568-243 (Society of Automotive Engineers Inc) and 4 more.

What NSN replaces 5331-00-843-4608?

There are 3 known substitutes for 5331-00-843-4608: 5331-00-445-8747, 5331-00-579-7544, 5331-00-947-4234. Verify interchangeability with system specifications before substitution.

What are the specifications of S8171AU24?

Key specifications for S8171AU24: Elongation Percentage: 200 MAXIMUM; Material: RUBBER SILICONE CLASS Q; Center Hole Diameter: 4.469 INCHES MINIMUM AND 4.990 INCHES MAXIMUM IN; Temp Rating: -80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF. 5 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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