The Packing,preformed, cataloged under National Stock Number 5330-01-231-2680, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Walworth Company. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-231-2680 |
| Primary Part Number | 4DP2033APC16(1.25IN) |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | ASBESTOS OVERALL |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | C |
| Part Number | Manufacturer |
|---|---|
| 4DP2033APC16(1.25IN) | The Walworth Company (USA) |
| Reference | Meaning |
|---|---|
| 4DP-2033A PC16X11/4 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5330-01-231-2680 is a Packing,preformed, manufactured by The Walworth Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-231-2680 has 1 manufacturer part number on file: 4DP2033APC16(1.25IN) (The Walworth Company).
Key specifications for 4DP2033APC16(1.25IN): Criticality Code Justification: ZZZY; Material: ASBESTOS OVERALL; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 3 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.