NSN 5331-00-057-0209 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-057-0209. Manufacturer of record part number: 902-38.
Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
2 manufacturer part numbers on file
Manufacturer of record: Parker Hannifin Corporation Div O-Ring Division
Identification
NSN: 5331-00-057-0209
NIIN: 000570209
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 902-38
Manufacturer: Parker Hannifin Corporation Div O-Ring Division
General Description
The O-Ring, cataloged under National Stock Number 5331-00-057-0209, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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
5331-00-057-0209
Primary Part Number
902-38
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Manufacturer
Parker Hannifin Corporation Div O-Ring Division
Status
ACTIVE
Cross-Sectional Height
0.188 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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5130-01-284-31429023-8POSSIBLE MATCH
BLADE,AUGER
Possible match (shared part number)Little Beaver Inc
6680-01-395-843190-238POSSIBLE MATCH
TACHOMETER,MECHANICAL,FIXED MOUN
Possible match (shared part number)Everllence Usa Inc.
NSN 5331-00-057-0209 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-00-057-0209?
NSN 5331-00-057-0209 has 2 manufacturer part numbers on file: 902-38 (Parker Hannifin Corporation Div O-Ring Division), S16530 (Amz Alabama Inc.).
What NSN replaces 5331-00-057-0209?
3 possible matches (shared part number, not a government interchangeability claim): 5130-01-284-3142, 6680-01-395-8431, 7510-01-408-8370. Verify interchangeability with system specifications before substitution.
What are the specifications of 902-38?
Key specifications for 902-38: Cross-Sectional Height: 0.188 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-057-0209 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.