NSN 5331-01-452-4491 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-452-4491. Manufacturer of record part number: 311-8307.
Manufacturer of record: Parker Hannifin Corporation Div O-Ring Division
Identification
NSN: 5331-01-452-4491
NIIN: 014524491
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 311-8307
Manufacturer: Parker Hannifin Corporation Div O-Ring Division
General Description
The O-Ring, cataloged under National Stock Number 5331-01-452-4491, 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 4 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. 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
Related Parts in Hardware and Abrasives
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
216-2229
5331-00-001-3923
O-RING
216-2460
5331-00-001-3924
O-RING
GD2821-11
Frequently Asked Questions
What is NSN 5331-01-452-4491?
NSN 5331-01-452-4491 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 5331-01-452-4491?
NSN 5331-01-452-4491 has 2 manufacturer part numbers on file: 311-8307 (Parker Hannifin Corporation Div O-Ring Division), ORAR00311-N7038 (Trelleborg Sealing Solutions Germany Gmbh).
What are the specifications of 311-8307?
Key specifications for 311-8307: Cross-Sectional Height: 0.188 INCHES NOMINAL IN; Color: BLACK; Center Hole Diameter: 0.563 INCHES NOMINAL IN; Material: RUBBER. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5331-01-452-4491 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.