NSN 5331-01-664-6678 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-664-6678. Manufacturer of record part number: 375B211QTA.
Also searched as5331-01-664-6678 ·
5331016646678 ·
NIIN 016646678 ·
01-664-6678 ·
FSC 5331 O-ring · CAGE 4ZW64 · 375B211QTA
Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
1 manufacturer part number on file
Manufacturer of record: Brooks Instrument Llc
Identification
NSN: 5331-01-664-6678
NIIN: 016646678
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 375B211QTA
Manufacturer: Brooks Instrument Llc
General Description
The O-Ring, cataloged under National Stock Number 5331-01-664-6678, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Brooks Instrument Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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
Frequently Asked Questions
What is NSN 5331-01-664-6678?
NSN 5331-01-664-6678 is a O-Ring, manufactured by Brooks Instrument Llc, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-664-6678?
NSN 5331-01-664-6678 has 1 manufacturer part number on file: 375B211QTA (Brooks Instrument Llc).
What are the specifications of 375B211QTA?
Key specifications for 375B211QTA: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: FLOW INDICATOR GLASS TUBE; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 1 specification is documented in the U.S. Government catalog.
Is NSN 5331-01-664-6678 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.