The Packing,preformed, cataloged under National Stock Number 5330-00-910-8203, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Applied Power Inc Power Packer. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-910-8203 |
| Primary Part Number | A57-055 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Applied Power Inc Power Packer |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 0.750 INCHES NOMINAL IN |
| Center Hole Diameter | 0.375 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| A57-055 PRIMARY | Applied Power Inc Power Packer (USA) |
| Reference | Meaning |
|---|---|
| 36920 | 5/9 Secondary reference Bowen Tools Inc a Big Three Industry |
NSN 5330-00-910-8203 is a Packing,preformed, manufactured by Applied Power Inc Power Packer, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-910-8203 has 1 manufacturer part number on file: A57-055 (Applied Power Inc Power Packer).
Key specifications for A57-055: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 0.750 INCHES NOMINAL IN; Center Hole Diameter: 0.375 INCHES NOMINAL IN. 5 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.