NSN 5331-00-078-7299 · NIIN 000787299 · Part number 2839
Lawler Manufacturing Company, Inc. · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 75545
Government record, cited
NSN 5331-00-078-7299 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-078-7299. Manufacturer of record part number: 2839.
Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
3 manufacturer part numbers on file
Manufacturer of record: Lawler Manufacturing Company, Inc.
Identification
NSN: 5331-00-078-7299
NIIN: 000787299
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 2839
Manufacturer: Lawler Manufacturing Company, Inc.
General Description
The O-Ring, cataloged under National Stock Number 5331-00-078-7299, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5331-00-078-7299
Primary Part Number
2839
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Manufacturer
Lawler Manufacturing Company, Inc.
Status
ACTIVE
Cross-Sectional Height
0.103 INCHES NOMINAL IN
Material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2825-00-388-68632839POSSIBLE MATCH
SEAL ASSEMBLY,SHAFT
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
5120-00-455-3541POSSIBLE MATCH
COMPRESSOR,PISTON S
Possible match (shared part number)
5340-00-598-3729POSSIBLE MATCH
HOOK,COAT AND HAT
Possible match (shared part number)
5920-01-040-0424350329POSSIBLE MATCH
FUSEHOLDER,BLOCK
Possible match (shared part number)Littelfuse, Inc.
5365-01-070-90462839POSSIBLE MATCH
SPACER
Possible match (shared part number)Lebus International, Inc.
5905-01-240-9168B5J5R1POSSIBLE MATCH
RESISTOR,FIXED,WIRE WOUND,INDUCT
Possible match (shared part number)Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5306-01-499-576328-39POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)Crane Carrier Company, Llc
4210-01-677-03892839POSSIBLE MATCH
REEL ASSEMBLY,HOSE
Possible match (shared part number)Potter Roemer, Llc Div Potter Roemer
C/1Advisory reference — outside the item-of-supply concept
Zf Industrieantriebe Witten Gmbh
Related Parts
2825-00-388-6863POSSIBLE MATCH
SEAL ASSEMBLY,SHAFT
2839
5120-00-455-3541POSSIBLE MATCH
COMPRESSOR,PISTON S
5340-00-598-3729POSSIBLE MATCH
HOOK,COAT AND HAT
5920-01-040-0424POSSIBLE MATCH
FUSEHOLDER,BLOCK
350329
5365-01-070-9046POSSIBLE MATCH
SPACER
2839
5905-01-240-9168POSSIBLE MATCH
RESISTOR,FIXED,WIRE WOUND,INDUCT
B5J5R1
5306-01-499-5763POSSIBLE MATCH
BOLT,MACHINE
28-39
4210-01-677-0389POSSIBLE MATCH
REEL ASSEMBLY,HOSE
2839
Frequently Asked Questions
What is NSN 5331-00-078-7299?
NSN 5331-00-078-7299 is a O-Ring, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-00-078-7299?
NSN 5331-00-078-7299 has 3 manufacturer part numbers on file: 861DPC26 (Lawler Manufacturing Company, Inc.), 2839 (Lawler Manufacturing Company, Inc.), 862DPC26 (Lawler Manufacturing Company, Inc.).
What NSN replaces 5331-00-078-7299?
8 possible matches (shared part number, not a government interchangeability claim): 2825-00-388-6863, 5120-00-455-3541, 5340-00-598-3729. Verify interchangeability with system specifications before substitution.
What are the specifications of 2839?
Key specifications for 2839: Cross-Sectional Height: 0.103 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-078-7299 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.