The Retainer,packing, cataloged under National Stock Number 5330-01-274-2935, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lake Shore Systems, Inc.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-274-2935 |
| Primary Part Number | 2B1-01044 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Center Hole Diameter | 4.000 INCHES NOMINAL IN |
| Material | COPPER ALLOY 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 |
|---|---|
| 2B1-01044 PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5330PL0835456 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 1139202 | 5/9 Secondary reference Lake Shore Systems, Inc. |
| 2B1-1044 | 5/9 Secondary reference Lake Shore Systems, Inc. |
NSN 5330-01-274-2935 is a Retainer,packing, manufactured by Lake Shore Systems, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-274-2935 has 1 manufacturer part number on file: 2B1-01044 (Lake Shore Systems, Inc.).
Key specifications for 2B1-01044: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Center Hole Diameter: 4.000 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL. 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.