The Packing Assembly, cataloged under National Stock Number 5330-01-556-1301, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Draftco Incorporated Dba Draftco Inc Div Draftco Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-556-1301 |
| Primary Part Number | 1081-40-4/3.000X3.750(0-4-1) |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Draftco Incorporated Dba Draftco Inc Div Draftco Inc |
| Status | ACTIVE |
| Temp Rating | 250.0 FAHRENHEIT DEGF |
| Operating Medium | WATER OR OIL OR AIR |
| Intermediate Ring Quantity | 4 |
| Outside Diameter | 3.750 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | V INTERMEDIATE RING |
| Cross-Sectional Shape Style | U TOP RING |
| Cross-Sectional Shape Style | ANGLE BOTTOM RING |
| Inside Diameter | 3.000 INCHES NOMINAL IN |
| Height | 1.125 INCHES NOMINAL IN |
| Material | RUBBER NEOPRENE AND COTTON 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 |
|---|---|
| 1081-40-4/3.000X3.750(0-4-1) PRIMARY | Draftco Incorporated Dba Draftco Inc Div Draftco Inc (USA) |
| 1081-40-4/3.000X3.750/(0-4-1) PRIMARY | Hampton Rubber Company (USA) |
| Reference | Meaning |
|---|---|
| 4081VP037503000-141 | 5/9 Secondary reference Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| 1081-40-4/3.000X3.750(0-4-1) | 5/9 Secondary reference Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| 4081VP037503000-141 | 5/9 Secondary reference Parker Hannifin Corp Engineered Polymer Systems Div |
NSN 5330-01-556-1301 is a Packing Assembly, manufactured by Draftco Incorporated Dba Draftco Inc Div Draftco Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-556-1301 has 2 manufacturer part numbers on file: 1081-40-4/3.000X3.750(0-4-1) (Draftco Incorporated Dba Draftco Inc Div Draftco Inc), 1081-40-4/3.000X3.750/(0-4-1) (Hampton Rubber Company).
Key specifications for 1081-40-4/3.000X3.750(0-4-1): Temp Rating: 250.0 FAHRENHEIT DEGF; Operating Medium: WATER OR OIL OR AIR; Intermediate Ring Quantity: 4; Outside Diameter: 3.750 INCHES NOMINAL IN. 10 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.