PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

328376O-Ring

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5331-00-843-2464 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-843-2464 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-843-2464. Primary manufacturer part number: 328376.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.070 INCHES NOMINAL IN
  • Material: RUBBER SILICONE CLASS Q
  • 5 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
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 5331-00-843-2464, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5331-00-843-2464
Primary Part Number328376
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Cross-Sectional Height0.070 INCHES NOMINAL IN
MaterialRUBBER SILICONE CLASS Q
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2805-01-146-25850328376 INTERCHANGEABLE
Crankshaft,engine
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
328376 Acushnet Rubber Company, Inc. Dba Precix (USA)
328376 Jonal Laboratories Inc (USA)
328376 Parker-Hannifin Corp Div O-Ring Division (USA)
328376 Agc Acquisition Llc Div Agc Acquisiton Llc (USA)
328376 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
2805-01-146-2585INTERCHANGEABLE
CRANKSHAFT,ENGINE
0328376

Frequently Asked Questions

What is NSN 5331-00-843-2464?

NSN 5331-00-843-2464 is a O-Ring, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-843-2464?

NSN 5331-00-843-2464 has 5 cross-referenced part numbers: 328376 (Acushnet Rubber Company, Inc. Dba Precix), 328376 (Jonal Laboratories Inc), 328376 (Parker-Hannifin Corp Div O-Ring Division), 328376 (Agc Acquisition Llc Div Agc Acquisiton Llc), 328376 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5331-00-843-2464?

There is 1 known substitute for 5331-00-843-2464: 2805-01-146-2585. Verify interchangeability with system specifications before substitution.

What are the specifications of 328376?

Key specifications for 328376: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 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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