The Gasket and Preformed Packing Set, cataloged under National Stock Number 5330-01-511-6503, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-511-6503 |
| Primary Part Number | SP120-520-01 |
| Item Name | Gasket and Preformed Packing Set |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Component Quantity | 10 |
| Document Type | BILL OF MATERIAL |
| End Item Source | 29709 |
| Component Document Origin | INDUSTRIAL |
| End Item Name | SINGLE PLUNGER 1/2 INCH VALVE IN |
| Nonsupply Items and Quantities | 29709 P723-0009/G U-PACKING 3; 29709 H135-034/G O-RING 1; 29709 H143-020/G 0-RING 4; 29709 P173-036/G GASKET 1; 29709 H134-016/G O-RING 1 |
| Document Source | 29709 |
| 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 |
|---|---|
| SP120-520-01 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SP120-520-01 | 3/9 Design control — primary reference Hunt Valve Company, Inc. |
NSN 5330-01-511-6503 is a Gasket and Preformed Packing Set, manufactured by Hunt Valve Company, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-511-6503 has 1 manufacturer part number on file: SP120-520-01 (Hunt Valve Company, Inc.).
Key specifications for SP120-520-01: Component Quantity: 10; Document Type: BILL OF MATERIAL; End Item Source: 29709; Component Document Origin: INDUSTRIAL. 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.