The Retainer,packing, cataloged under National Stock Number 5330-01-168-9254, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Sonfarrel Inc.. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-168-9254 |
| Primary Part Number | SF48021 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Sonfarrel Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.446 INCHES NOMINAL IN |
| Angle | 30.0 DEGREES NOMINAL |
| Peripheral Diameter | 1.405 INCHES MINIMUM AND 1.415 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| 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 |
|---|---|
| SF48021 | Sonfarrel Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10163852 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 42312-386 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-168-9254 is a Retainer,packing, manufactured by Sonfarrel Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-168-9254 has 1 manufacturer part number on file: SF48021 (Sonfarrel Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-463-6966. Verify interchangeability with system specifications before substitution.
Key specifications for SF48021: Cross-Sectional Height: 0.446 INCHES NOMINAL IN; Angle: 30.0 DEGREES NOMINAL; Peripheral Diameter: 1.405 INCHES MINIMUM AND 1.415 INCHES MAXIMUM IN; Center Hole Diameter: 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. 4 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.