PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2951O-Ring

Lawler Manufacturing Company, Inc. · NSN 5331-00-965-0736 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-965-0736 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-965-0736. Primary manufacturer part number: 2951.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Lawler Manufacturing Company, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-965-0736, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-965-0736
Primary Part Number2951
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerLawler Manufacturing Company, Inc.
StatusACTIVE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5120-00-032-94542951 INTERCHANGEABLE
Wrench-Holder
General Motors Llc Dba General Motors Llc
5910-00-166-9847 INTERCHANGEABLE
Capacitor,variable,air Dielectri
4730-00-317-3877 INTERCHANGEABLE
Reducer,tube
2940-00-414-640842951 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5950-00-839-17542116011 INTERCHANGEABLE
Transformer,radio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5910-00-855-4085914505-1 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Raytheon Company Dba Raytheon
2530-00-870-7346FD18290 INTERCHANGEABLE
Cylinder,hydraulic
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5310-00-893-4392204-011-311-1 INTERCHANGEABLE
Washer,flat
Bell Textron Inc
4730-01-023-7770 INTERCHANGEABLE
Flange,pipe
6640-01-036-631821-55 INTERCHANGEABLE
Slide,microscope
Mckesson Medical-Surgical Inc. Dba Mckesson Medical-Surgical Inc
Cross-Reference Index
Part NumberManufacturer
2951 Lawler Manufacturing Company, Inc. (USA)
Related Parts
5120-00-032-9454INTERCHANGEABLE
WRENCH-HOLDER
2951
5910-00-166-9847INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
4730-00-317-3877INTERCHANGEABLE
REDUCER,TUBE
2940-00-414-6408INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42951
5950-00-839-1754INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
2116011
5910-00-855-4085INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
914505-1
2530-00-870-7346INTERCHANGEABLE
CYLINDER,HYDRAULIC
FD18290
5310-00-893-4392INTERCHANGEABLE
WASHER,FLAT
204-011-311-1
4730-01-023-7770INTERCHANGEABLE
FLANGE,PIPE
6640-01-036-6318INTERCHANGEABLE
SLIDE,MICROSCOPE
21-55
4530-01-340-2358INTERCHANGEABLE
NOZZLE,OIL BURNER,PRESSURE ATOMI

Frequently Asked Questions

What is NSN 5331-00-965-0736?

NSN 5331-00-965-0736 is a O-Ring, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-965-0736?

NSN 5331-00-965-0736 has 1 cross-referenced part number: 2951 (Lawler Manufacturing Company, Inc.).

What NSN replaces 5331-00-965-0736?

There are 11 known substitutes for 5331-00-965-0736: 5120-00-032-9454, 5910-00-166-9847, 4730-00-317-3877 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2951?

Key specifications for 2951: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.125 INCHES NOMINAL IN. 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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