The Packing Assembly, cataloged under National Stock Number 5330-01-315-8889, 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 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-315-8889 |
| Primary Part Number | S49491 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 130.0 FAHRENHEIT DEGF |
| Outside Diameter | 7.875 INCHES NOMINAL IN |
| Material Document and Classification | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE TOP RING |
| Material Document and Classification | TURCITE 46,CAGEC 09257 MFR REF ALL MATERIAL RESPONSES OUTER RING |
| Inside Diameter | 7.205 INCHES NOMINAL IN |
| Height | 0.520 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR TOP RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BOTTOM RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND COPPER ALLOY OUTER 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 |
|---|---|
| S49491 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 704259-02 | 7/9 Vendor item drawing reference Remco Hydraulics Inc Sierra Cylinders Product Line |
NSN 5330-01-315-8889 is a Packing Assembly, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-315-8889 has 1 manufacturer part number on file: S49491 (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for S49491: Temp Rating: -40.0 FAHRENHEIT AND 130.0 FAHRENHEIT DEGF; Outside Diameter: 7.875 INCHES NOMINAL IN; Material Document and Classification: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE TOP RING. 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.