The Seal,plain Encased, cataloged under National Stock Number 5330-00-919-6908, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5330-00-919-6908 |
| Primary Part Number | 581053 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Seal Width | 0.688 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.339 INCHES NOMINAL 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 |
|---|---|
| 581053 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 480219 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 473392 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 586761 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 488934 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5330-00-919-6908 is a Seal,plain Encased, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-919-6908 has 5 manufacturer part numbers on file: 581053 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 480219 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 473392 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 586761 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 488934 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
2 possible matches (shared part number, not a government interchangeability claim): 5315-01-389-1063, 4820-01-650-2810. Verify interchangeability with system specifications before substitution.
Key specifications for 581053: Seal Width: 0.688 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Case Style: SQUARE; Accommodated Shaft Diameter: 1.339 INCHES NOMINAL IN. 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.