The Seal,plain Encased, cataloged under National Stock Number 5330-00-154-2566, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Joy Global Underground Mining Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 18 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 21 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-154-2566 |
| Primary Part Number | W6666PC276 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Joy Global Underground Mining Llc |
| Status | ACTIVE |
| Seal Width | 0.625 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 5.500 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 2000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 4.500 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| 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 |
|---|---|
| W6666PC276 | Joy Global Underground Mining Llc (USA) |
| W7267PC276 | Joy Global Underground Mining Llc (USA) |
| W7073PC276 | Joy Global Underground Mining Llc (USA) |
| W7417PC276 | Joy Global Underground Mining Llc (USA) |
| W6679ITEM86 | Joy Global Underground Mining Llc (USA) |
| W7279PC276 | Joy Global Underground Mining Llc (USA) |
| W7845PC276 | Joy Global Underground Mining Llc (USA) |
| W7409PC276 | Joy Global Underground Mining Llc (USA) |
| W6701PC276 | Joy Global Underground Mining Llc (USA) |
| W6962PC276 | Joy Global Underground Mining Llc (USA) |
| W6703ITEM86 | Joy Global Underground Mining Llc (USA) |
| W6677PC276 | Joy Global Underground Mining Llc (USA) |
| W7083PC276 | Joy Global Underground Mining Llc (USA) |
| 2755 | Joy Global Underground Mining Llc (USA) |
| W7159PC276 | Joy Global Underground Mining Llc (USA) |
| W7397PC276 | Joy Global Underground Mining Llc (USA) |
| W6690PC276 | Joy Global Underground Mining Llc (USA) |
| W8031PC276 | Joy Global Underground Mining Llc (USA) |
| Reference | Meaning |
|---|---|
| W6962PC276 | 5/9 Secondary reference U.S. Government activity |
| W7159PC276 | 5/9 Secondary reference U.S. Government activity |
| W7409PC276 | 5/9 Secondary reference U.S. Government activity |
| W6972PC276 | 5/9 Secondary reference U.S. Government activity |
| W6679ITEM86 | 5/9 Secondary reference U.S. Government activity |
| W7845PC276 | 5/9 Secondary reference U.S. Government activity |
| W6690PC276 | 5/9 Secondary reference U.S. Government activity |
| W7417PC276 | 5/9 Secondary reference U.S. Government activity |
| W6972PC276 | 3/9 Design control — primary reference Joy Global Underground Mining Llc |
| W6677PC276 | 5/9 Secondary reference U.S. Government activity |
| W7267PC276 | 5/9 Secondary reference U.S. Government activity |
| 00044 | 5/1 Secondary reference Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| W8031PC276 | 5/9 Secondary reference U.S. Government activity |
| W6666PC276 | 5/9 Secondary reference U.S. Government activity |
| W7279PC276 | 5/9 Secondary reference U.S. Government activity |
| W7397PC276 | 5/9 Secondary reference U.S. Government activity |
| W6703ITEM86 | 5/9 Secondary reference U.S. Government activity |
| W6701PC276 | 5/9 Secondary reference U.S. Government activity |
| W7073PC276 | 5/9 Secondary reference U.S. Government activity |
| W7083PC276 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-00-154-2566 is a Seal,plain Encased, manufactured by Joy Global Underground Mining Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-154-2566 has 18 manufacturer part numbers on file: W6666PC276 (Joy Global Underground Mining Llc), W7267PC276 (Joy Global Underground Mining Llc), W7073PC276 (Joy Global Underground Mining Llc), W7417PC276 (Joy Global Underground Mining Llc), W6679ITEM86 (Joy Global Underground Mining Llc) and 13 more.
Key specifications for W6666PC276: Seal Width: 0.625 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 5.500 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT. 8 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.