The Packing with Retainer, cataloged under National Stock Number 5330-01-253-4157, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Leybold Usa 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-253-4157 |
| Primary Part Number | 88348 |
| Item Name | Packing with Retainer |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Leybold Usa Inc. |
| Status | ACTIVE |
| Retainer Inside Diameter | 1.575 INCHES NOMINAL IN |
| Packing Inside Diameter | 0.154 INCHES NOMINAL IN |
| Outside Diameter | 1.614 INCHES NOMINAL IN |
| Retainer Thickness | 0.315 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM PACKING |
| Construction | TWO-PIECE |
| 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 |
|---|---|
| 88348 PRIMARY | Leybold Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 88348 | 5/9 Secondary reference Leybold Vacuum Products Inc |
NSN 5330-01-253-4157 is a Packing with Retainer, manufactured by Leybold Usa Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-253-4157 has 1 manufacturer part number on file: 88348 (Leybold Usa Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 3830-01-290-5083, 5120-01-615-8576. Verify interchangeability with system specifications before substitution.
Key specifications for 88348: Retainer Inside Diameter: 1.575 INCHES NOMINAL IN; Packing Inside Diameter: 0.154 INCHES NOMINAL IN; Outside Diameter: 1.614 INCHES NOMINAL IN; Retainer Thickness: 0.315 INCHES NOMINAL IN. 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.