The Retainer,packing, cataloged under National Stock Number 5330-00-027-0290, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-027-0290 |
| Primary Part Number | 483818 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Cross-Sectional Height | 0.065 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 0.611 INCHES NOMINAL IN |
| Center Hole Diameter | 0.423 INCHES NOMINAL IN |
| Material | PLASTIC OVERALL |
| Joint Type | SCARF-PERIPHERAL RETAINER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 483818 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 483818 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 483818 | Parts Life Inc (USA) |
| Reference | Meaning |
|---|---|
| 483818 | 3/9 Design control — primary reference Crane Co Dba Crane Polyflon Div Polyflon Company |
NSN 5330-00-027-0290 is a Retainer,packing, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-027-0290 has 3 manufacturer part numbers on file: 483818 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 483818 (Rtx Corporation Div Pratt & Whitney), 483818 (Parts Life Inc).
Key specifications for 483818: Cross-Sectional Height: 0.065 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 0.611 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.