The Packing,preformed, cataloged under National Stock Number 5330-01-064-5491, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Brooks Instrument Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-064-5491 |
| Primary Part Number | F-375-B-905-QT-A |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Brooks Instrument Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL OVERALL |
| Elongation Percentage | 125 MAXIMUM |
| Peripheral Diameter | 0.558 INCHES NOMINAL IN |
| Center Hole Diameter | 0.409 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1904137020 | Safran Landing Systems (FRA) |
| F-375-B-905-QT-A PRIMARY | Brooks Instrument Llc (USA) |
| Reference | Meaning |
|---|---|
| L-1140-096 PC36 | 5/9 Secondary reference U.S. Government activity |
| 5330PL1032375 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5330PL1635675 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| F-375-B-905-QT-A | 5/9 Secondary reference U.S. Government activity |
| M83248/1-905 | 5/1 Secondary reference U.S. Government activity |
NSN 5330-01-064-5491 is a Packing,preformed, manufactured by Brooks Instrument Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-064-5491 has 2 manufacturer part numbers on file: 1904137020 (Safran Landing Systems), F-375-B-905-QT-A (Brooks Instrument Llc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-138-5523. Verify interchangeability with system specifications before substitution.
Key specifications for F-375-B-905-QT-A: Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL OVERALL; Elongation Percentage: 125 MAXIMUM; Peripheral Diameter: 0.558 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.