The Retainer,packing, cataloged under National Stock Number 5330-01-181-5063, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Dressta North America Ltd. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-181-5063 |
| Primary Part Number | 1170782C1 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Dressta North America Ltd |
| Status | ACTIVE |
| Peripheral Diameter | 5.495 INCHES MINIMUM AND 5.499 INCHES MAXIMUM IN |
| Center Hole Diameter | 2.762 INCHES MINIMUM AND 2.764 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 1170782C1 PRIMARY | Dressta North America Ltd (USA) |
| Reference | Meaning |
|---|---|
| 1170782C1 | 5/9 Secondary reference Komatsu America Corp. |
| 1170782C1 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 5330-01-181-5063 is a Retainer,packing, manufactured by Dressta North America Ltd, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-181-5063 has 1 manufacturer part number on file: 1170782C1 (Dressta North America Ltd).
Key specifications for 1170782C1: Peripheral Diameter: 5.495 INCHES MINIMUM AND 5.499 INCHES MAXIMUM IN; Special Features: SIX BOLT HOLES 0.375 IN. DIA EQUALLY SPACED ON 4.250 IN. DIA BOLT CIRCLE IN; Center Hole Diameter: 2.762 INCHES MINIMUM AND 2.764 INCHES MAXIMUM IN. 2 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.