PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54A50C116-3O-Ring

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5331-00-298-6197 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-298-6197 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-298-6197. Primary manufacturer part number: 54A50C116-3.
Features
  • O-Ring — FSC 5331
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE
  • Outside Diameter: 1.699 INCHES NOMINAL IN
  • Temp Rating: -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
  • Cross-Sectional Height: 0.139 INCHES NOMINAL IN
  • Center Hole Diameter: 1.409 INCHES MINIMUM AND 1.433 INCHES MAXIMUM IN
  • Hardness Rating: 60.0 SHORE DUROMETER A NOMINAL
  • 6 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Plastic Polytetrafluoroethylene construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-298-6197, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-298-6197
Primary Part Number54A50C116-3
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE
Outside Diameter1.699 INCHES NOMINAL IN
Temp Rating-65.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
Cross-Sectional Height0.139 INCHES NOMINAL IN
Center Hole Diameter1.409 INCHES MINIMUM AND 1.433 INCHES MAXIMUM IN
Hardness Rating60.0 SHORE DUROMETER A NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-023-839921302 INTERCHANGEABLE
Clamp,c
Wilton Corp Wilton Tool Div
5330-00-290-032410253LPD INTERCHANGEABLE
Seal,plain Encased
Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems
6685-00-851-45772050W-BT INTERCHANGEABLE
Thermometer,self-Indicating
Kessler Thermometer Corp Dba Kessler Thermometers Corp
5945-00-856-2404 INTERCHANGEABLE
Relay,electromagnetic
4810-01-417-239721302-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-417-281621302-1001-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4730-01-417-621321302 FIND 73 INTERCHANGEABLE
Restrictor,fluid Flow
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
3040-01-417-845921302-1002-1 INTERCHANGEABLE
Guide,piston Rod
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-439-533821302 INTERCHANGEABLE
Valve,ball
Cooper Surgical
5310-01-540-597121302 INTERCHANGEABLE
Washer,flat
Bae Systems Land & Armaments L.p.
Cross-Reference Index
Part NumberManufacturer
21302 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
SR-822A-60-221 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
54A50C116-3 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1793-221 Parker-Hannifin Corporation Div O-Ring Division (USA)
7866-221 Parker Hannifin Corporation Div O-Ring Division (USA)
457-60-221 Parco, Llc (USA)
Related Parts
5120-00-023-8399INTERCHANGEABLE
CLAMP,C
21302
5330-00-290-0324INTERCHANGEABLE
SEAL,PLAIN ENCASED
10253LPD
6685-00-851-4577INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
2050W-BT
5945-00-856-2404INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4810-01-417-2397INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21302-001
4810-01-417-2816INTERCHANGEABLE
PISTON,VALVE
21302-1001-1
4730-01-417-6213INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21302 FIND 73
3040-01-417-8459INTERCHANGEABLE
GUIDE,PISTON ROD
21302-1002-1
4820-01-439-5338INTERCHANGEABLE
VALVE,BALL
21302
5310-01-540-5971INTERCHANGEABLE
WASHER,FLAT
21302
1615-01-585-6724INTERCHANGEABLE
HUB,ROTOR,HELICOPTER
21302
6515-01-592-5803INTERCHANGEABLE
BATTERY PACK,RECHARGEABLE
TA-UB1

Frequently Asked Questions

What is NSN 5331-00-298-6197?

NSN 5331-00-298-6197 is a O-Ring, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-298-6197?

NSN 5331-00-298-6197 has 6 cross-referenced part numbers: 21302 (L3harris Technologies, Inc. Div Space and Airborne Systems), SR-822A-60-221 (Stillman Seal Corporation Div Stillman Seal Corperation), 54A50C116-3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1793-221 (Parker-Hannifin Corporation Div O-Ring Division), 7866-221 (Parker Hannifin Corporation Div O-Ring Division) and 1 more.

What NSN replaces 5331-00-298-6197?

There are 12 known substitutes for 5331-00-298-6197: 5120-00-023-8399, 5330-00-290-0324, 6685-00-851-4577 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54A50C116-3?

Key specifications for 54A50C116-3: Material: PLASTIC POLYTETRAFLUOROETHYLENE; Outside Diameter: 1.699 INCHES NOMINAL IN; Temp Rating: -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.139 INCHES NOMINAL IN. 6 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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