The Seal,plain Encased, cataloged under National Stock Number 5330-01-078-8971, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-078-8971 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Attachment Hole Diameter | 3.242 INCHES MINIMUM AND 3.258 INCHES MAXIMUM IN |
| Attachment Feature Quantity | 1 |
| Seal Width | 0.155 INCHES MINIMUM AND 1.147 INCHES MAXIMUM IN |
| Attachment Feature Length | 0.147 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL |
| Attachment Feature Width | 0.147 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Case Style | RECESSED |
| Attachment Method | INTEGRAL PRESS FIT BUTTONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7780074-236 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-078-8971 is a Seal,plain Encased, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-078-8971: Attachment Hole Diameter: 3.242 INCHES MINIMUM AND 3.258 INCHES MAXIMUM IN; Attachment Feature Quantity: 1; Seal Width: 0.155 INCHES MINIMUM AND 1.147 INCHES MAXIMUM IN; Attachment Feature Length: 0.147 INCHES MINIMUM AND 0.155 INCHES MAXIMUM 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.