PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R149P912JO-Ring

General Electric Company · NSN 5331-00-020-0064 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-020-0064 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-020-0064. Primary manufacturer part number: R149P912J.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • Material Document and Classification: MIL-R-83248, CL 1 MIL SPEC SINGLE MATERIAL RESPONSE
  • Material: RUBBER FLUOROCARBON CLASS FPM
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS
  • Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
  • Center Hole Diameter: 0.915 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN
  • 50 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Fluorocarbon Class Fpm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-020-0064, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is General Electric Company. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 25 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-020-0064
Primary Part NumberR149P912J
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGeneral Electric Company
StatusCANCELLED
Cross-Sectional Height0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
Material Document and ClassificationMIL-R-83248, CL 1 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialRUBBER FLUOROCARBON CLASS FPM
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
Hardness Rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
Center Hole Diameter0.915 INCHES MINIMUM AND 0.933 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5331-00-020-00676V-4589 INTERCHANGEABLE
O-Ring
Caterpillar Inc Div Caterpillar Defense
5331-00-166-84032-212V1164-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5815-00-652-4217 INTERCHANGEABLE
Mounting Bracket
5310-00-655-9758 INTERCHANGEABLE
Washer,lock
5330-00-864-5183 INTERCHANGEABLE
Packing,preformed
5331-01-006-0313M83248/1-356 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-006-0314M83248/1-357 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-006-0317AS3209-362 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-006-0320M83248/1-461 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-006-0321AS3209-462 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
M83248/1-912 Fincantieri S.p.a. Div Direzione Navi Militari (ITA)
516-5486651-F70 Zf Industrieantriebe Witten Gmbh (DEU)
04052333002424 Iss International Spares Services Gmbh (DEU)
655A770-282 General Electric Company (USA)
5331PL0826721 Jednolity Indeks Materialowy - Uniform Material Index (POL)
R149P912J PRIMARY General Electric Company (USA)
M83248/1-912 General Electric Company (USA)
M83248/1-912 Zf Industrieantriebe Witten Gmbh (DEU)
11-600-260 Zf Industrieantriebe Witten Gmbh (DEU)
998990-23.47X2.955ES Eriks B.v. (NLD)
122-2298838 PC 391 Naval Ship Systems Command (USA)
3-912 77-545-75 Zf Industrieantriebe Witten Gmbh (DEU)
593-6960891PC49 Naval Sea Systems Command (USA)
B-12SR2702-75 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
H861-1505-52 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
S8057BF151 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
5331PL0899168 Jednolity Indeks Materialowy - Uniform Material Index (POL)
122-2422417 PC 391 Naval Ship Systems Command (USA)
3-912V747-75 Zf Industrieantriebe Witten Gmbh (DEU)
878912 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5331-00-020-0067INTERCHANGEABLE
O-RING
6V-4589
5331-00-166-8403INTERCHANGEABLE
O-RING
2-212V1164-75
5815-00-652-4217INTERCHANGEABLE
MOUNTING BRACKET
5310-00-655-9758INTERCHANGEABLE
WASHER,LOCK
5330-00-864-5183INTERCHANGEABLE
PACKING,PREFORMED
5331-01-006-0313INTERCHANGEABLE
O-RING
M83248/1-356
5331-01-006-0314INTERCHANGEABLE
O-RING
M83248/1-357
5331-01-006-0317INTERCHANGEABLE
O-RING
AS3209-362
5331-01-006-0320INTERCHANGEABLE
O-RING
M83248/1-461
5331-01-006-0321INTERCHANGEABLE
O-RING
AS3209-462
5331-01-006-0322INTERCHANGEABLE
O-RING
AS3209-363
5331-01-006-0323INTERCHANGEABLE
O-RING
AS3209-365

Frequently Asked Questions

What is NSN 5331-00-020-0064?

NSN 5331-00-020-0064 is a O-Ring, manufactured by General Electric Company, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-020-0064?

NSN 5331-00-020-0064 has 50 cross-referenced part numbers: M83248/1-912 (Fincantieri S.p.a. Div Direzione Navi Militari), 516-5486651-F70 (Zf Industrieantriebe Witten Gmbh), 04052333002424 (Iss International Spares Services Gmbh), 655A770-282 (General Electric Company), 5331PL0826721 (Jednolity Indeks Materialowy - Uniform Material Index) and 45 more.

What NSN replaces 5331-00-020-0064?

There are 12 known substitutes for 5331-00-020-0064: 5331-00-020-0067, 5331-00-166-8403, 5815-00-652-4217 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R149P912J?

Key specifications for R149P912J: Cross-Sectional Height: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-83248, CL 1 MIL SPEC SINGLE MATERIAL RESPONSE; Material: RUBBER FLUOROCARBON CLASS FPM; Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-020-0064 still in active supply?

NSN 5331-00-020-0064 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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