The Packing,preformed, cataloged under National Stock Number 5330-01-442-7652, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-442-7652 |
| Primary Part Number | 123-4403540 ITEM 129 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Peripheral Diameter | 3.000 INCHES NOMINAL IN |
| Center Hole Diameter | 1.141 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| 123-4403540 ITEM 129 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 123-4498410 ITEM 129 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5330-01-442-7652 is a Packing,preformed, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-442-7652 has 1 manufacturer part number on file: 123-4403540 ITEM 129 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 123-4403540 ITEM 129: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Peripheral Diameter: 3.000 INCHES NOMINAL IN; Center Hole Diameter: 1.141 INCHES NOMINAL IN; End Item Identification: LEVEL 1/SUBSAFE;LOS ANGELES CLASS (688). 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.