The O-Ring, cataloged under National Stock Number 5331-00-132-7831, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
5331-00-132-7831
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Status
ACTIVE
Cross-Sectional Height
0.087 INCHES NOMINAL IN
Material
RUBBER SYNTHETIC
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-00-336-923752908POSSIBLE MATCH
PLUG,ORFICE
Possible match (shared part number)Grove Valve Operations
5998-01-235-2362POSSIBLE MATCH
EXTENDER CARD,ELECTRONIC TEST
Possible match (shared part number)
3040-01-293-286952908POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4720-01-355-7645F4210606-10-10-8-21POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
52908
3/9Design control — primary reference
Crane Co Flomatics Div
Related Parts
4820-00-336-9237POSSIBLE MATCH
PLUG,ORFICE
52908
5998-01-235-2362POSSIBLE MATCH
EXTENDER CARD,ELECTRONIC TEST
3040-01-293-2869POSSIBLE MATCH
SHAFT,SHOULDERED
52908
4720-01-355-7645POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
F4210606-10-10-8-21
Frequently Asked Questions
What is NSN 5331-00-132-7831?
NSN 5331-00-132-7831 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
What NSN replaces 5331-00-132-7831?
4 possible matches (shared part number, not a government interchangeability claim): 4820-00-336-9237, 5998-01-235-2362, 3040-01-293-2869. Verify interchangeability with system specifications before substitution.
What are the specifications of 5331-00-132-7831?
Key specifications for 5331-00-132-7831: Cross-Sectional Height: 0.087 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-132-7831 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.