The Retainer,packing, cataloged under National Stock Number 5330-00-978-2303, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-978-2303 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Attachment Feature Quantity | 2 |
| Attachment Feature Length | 1.000 INCHES NOMINAL IN |
| Attachment Feature Width | 0.750 INCHES NOMINAL IN |
| Peripheral Diameter | 6.125 INCHES NOMINAL IN |
| Center Hole Diameter | 2.188 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Attachment Method | SLOT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 11450-C-18-1 | 5/9 Secondary reference U.S. Government activity |
| 11450-C-18-1 | 5/9 Secondary reference Ingersoll Rand Co |
| W150G17X4 | 3/9 Design control — primary reference U.S. Government activity |
| W244968 | 5/9 Secondary reference Ingersoll Rand Co |
| W150G17X4 | 5/9 Secondary reference Ingersoll Rand Co |
NSN 5330-00-978-2303 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-978-2303: Attachment Feature Quantity: 2; Attachment Feature Length: 1.000 INCHES NOMINAL IN; Attachment Feature Width: 0.750 INCHES NOMINAL IN; Peripheral Diameter: 6.125 INCHES NOMINAL IN. 7 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.