NSN 5331-00-849-5956 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-849-5956. Manufacturer of record part number: HPS21A008.
Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Center Hole Diameter: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
Material: RUBBER
2 manufacturer part numbers on file
Manufacturer of record: Tactair Fluid Controls Inc
Identification
NSN: 5331-00-849-5956
NIIN: 008495956
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: HPS21A008
Manufacturer: Tactair Fluid Controls Inc
General Description
The O-Ring, cataloged under National Stock Number 5331-00-849-5956, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971
O-RING
5331-00-001-1979
O-RING
5331-00-001-3904
O-RING
5331-00-001-3905
O-RING
5331-00-001-3906
O-RING
5331-00-001-3908
O-RING
5331-00-001-3923
O-RING
5331-00-001-3924
O-RING
Frequently Asked Questions
What is NSN 5331-00-849-5956?
NSN 5331-00-849-5956 is a O-Ring, manufactured by Tactair Fluid Controls Inc, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-00-849-5956?
NSN 5331-00-849-5956 has 2 manufacturer part numbers on file: HPS21-008 (Tactair Fluid Controls Inc), HPS21A008 (Tactair Fluid Controls Inc).
What are the specifications of HPS21A008?
Key specifications for HPS21A008: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN; Material: RUBBER. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-849-5956 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.