NSN 5331-01-389-1021 · NIIN 013891021 · Part number 26799-T-316SS-1.0IN-PC14
William Powell Company, the Dba Powell Valve Div the Starflo Corporation · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 48422
Government record, cited
NSN 5331-01-389-1021 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-389-1021. Manufacturer of record part number: 26799-T-316SS-1.0IN-PC14.
Also searched as5331-01-389-1021 ·
5331013891021 ·
NIIN 013891021 ·
01-389-1021 ·
FSC 5331 O-ring · CAGE 48422 · 26799-T-316SS-1.0IN-PC14
Manufacturer of record: William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Identification
NSN: 5331-01-389-1021
NIIN: 013891021
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 26799-T-316SS-1.0IN-PC14
Manufacturer: William Powell Company, the Dba Powell Valve Div the Starflo Corporation
General Description
The O-Ring, cataloged under National Stock Number 5331-01-389-1021, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
O-Ring
FSC / FSG
5331 — O-ring (FSG 53)
Manufacturers
William Powell Company, the Dba Powell Valve Div the Starflo Corporation (CAGE 48422)
Technical Specifications
Parameter
Value
NSN
5331-01-389-1021
Primary Part Number
26799-T-316SS-1.0IN-PC14
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Manufacturer
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
No interchangeability data on file.
Other items in FSC 5331 — O-ring
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 5331-01-389-1021?
NSN 5331-01-389-1021 is a O-Ring, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-389-1021?
NSN 5331-01-389-1021 has 1 manufacturer part number on file: 26799-T-316SS-1.0IN-PC14 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).
Is NSN 5331-01-389-1021 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.