The Retainer,packing, cataloged under National Stock Number 5330-01-111-7573, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-111-7573 |
| Primary Part Number | 836-448-040 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots |
| Status | ACTIVE |
| Cross-Sectional Height | 0.812 INCHES NOMINAL IN |
| Peripheral Diameter | 3.324 INCHES NOMINAL IN |
| Center Hole Diameter | 2.750 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 |
|---|---|
| 836-448-040 PRIMARY | Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots (USA) |
| Reference | Meaning |
|---|---|
| 836448040 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 2R-638-118 | 5/9 Secondary reference Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots |
NSN 5330-01-111-7573 is a Retainer,packing, manufactured by Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-111-7573 has 1 manufacturer part number on file: 836-448-040 (Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots).
Key specifications for 836-448-040: Cross-Sectional Height: 0.812 INCHES NOMINAL IN; Peripheral Diameter: 3.324 INCHES NOMINAL IN; Center Hole Diameter: 2.750 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL. 4 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.