The Packing,preformed, cataloged under National Stock Number 5330-00-221-4143, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-221-4143 |
| Primary Part Number | 7888103 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Cross-Sectional Height | 0.025 INCHES NOMINAL IN |
| Hardness Rating | 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 1.147 INCHES NOMINAL IN |
| Center Hole Diameter | 0.970 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| 7888103 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| A270-13 | 5/9 Secondary reference Terpening L H Co |
| A270-13 | 5/9 Secondary reference U.S. Government activity |
| K7888103REV2PT1 | 5/9 Secondary reference General Electric Company |
NSN 5330-00-221-4143 is a Packing,preformed, manufactured by General Electric Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-221-4143 has 1 manufacturer part number on file: 7888103 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 3120-00-795-9707. Verify interchangeability with system specifications before substitution.
Key specifications for 7888103: Cross-Sectional Height: 0.025 INCHES NOMINAL IN; Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 1.147 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.