The Seal,plain Encased, cataloged under National Stock Number 5330-01-722-4772, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hallite Seals Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-722-4772 |
| Primary Part Number | 1797510 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hallite Seals Co |
| Status | ACTIVE |
| Seal Width | 2.0 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 5.000 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 6.000 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| Material | PLASTIC ACETAL EXTERNAL |
| Material | PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OUTER RING |
| 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 |
|---|---|
| 1797510 PRIMARY | Hallite Seals Co (USA) |
| Reference | Meaning |
|---|---|
| 4970052 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-722-4772 is a Seal,plain Encased, manufactured by Hallite Seals Co, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-722-4772 has 1 manufacturer part number on file: 1797510 (Hallite Seals Co).
Key specifications for 1797510: Seal Width: 2.0 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Case Style: SQUARE; Accommodated Shaft Diameter: 5.000 INCHES NOMINAL IN. 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.