The Packing Assembly, cataloged under National Stock Number 5330-01-478-3884, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc.. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-478-3884 |
| Primary Part Number | S34771-220BAE5 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING |
| Material Document and Classification | MIL-P-83461 (ON QPL) MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OUTER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE INNER RING |
| 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 |
|---|---|
| 7575898-011 | General Dynamics Land Systems Inc. (USA) |
| S34771-220BAE5 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
NSN 5330-01-478-3884 is a Packing Assembly, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-478-3884 has 2 manufacturer part numbers on file: 7575898-011 (General Dynamics Land Systems Inc.), S34771-220BAE5 (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for S34771-220BAE5: Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING; Material Document and Classification: MIL-P-83461 (ON QPL) MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING; Special Features: SIZE OF GLAND PER MIL-G-5514;FOR FLUIDS MIL-H-83282;TEMP RATEING -65 DEG TO 275 DEG F DEGF; Part Name Assigned by Controlling Agency: WEDGPAK. 5 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.