NSN 5331-01-197-7517 · NIIN 011977517 · Part number 326721
Brp Us Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 1UVT5
Government record, cited
NSN 5331-01-197-7517 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-197-7517. Manufacturer of record part number: 326721.
The O-Ring, cataloged under National Stock Number 5331-01-197-7517, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Brp Us Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
O-Ring
FSC / FSG
5331 — O-ring (FSG 53)
Manufacturers
Brp Us Inc (CAGE 1UVT5)
Technical Specifications
Parameter
Value
NSN
5331-01-197-7517
Primary Part Number
326721
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Manufacturer
Brp Us Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-316-131432672-1POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Way Wolff Associates Inc
2990-01-369-1954326721POSSIBLE MATCH
SOLENOID,THREE WAY,EMISSION CONT
Possible match (shared part number)Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
NSN 5331-01-197-7517 is a O-Ring, manufactured by Brp Us Inc, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-197-7517?
NSN 5331-01-197-7517 has 2 manufacturer part numbers on file: 326721 (Brp Us Inc), 331365 (Brp Us Inc).
What NSN replaces 5331-01-197-7517?
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-316-1314, 2990-01-369-1954. Verify interchangeability with system specifications before substitution.
Is NSN 5331-01-197-7517 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.