The Seal,plain, cataloged under National Stock Number 5330-01-513-4551, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Kingsbury Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-513-4551 |
| Primary Part Number | MID 7 511X561X22 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Kingsbury Inc. |
| Status | ACTIVE |
| Seal Width | 22.0 MILLIMETERS NOMINAL MM |
| Housing Bore Diameter | 561.0 MILLIMETERS NOMINAL MM |
| Cross-Sectional Shape Style | DUAL LIP |
| Accommodated Shaft Diameter | 511.0 MILLIMETERS NOMINAL MM |
| Material | RUBBER SYNTHETIC OVERALL |
| Construction | ONE-PIECE |
| 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 |
|---|---|
| MID 7 511X561X22 PRIMARY | Kingsbury Inc. (USA) |
| Reference | Meaning |
|---|---|
| 165528-001 | D/9 Drawing number reference only Kingsbury Inc. |
| 165528 REV.D | 5/9 Secondary reference Kingsbury Inc. |
NSN 5330-01-513-4551 is a Seal,plain, manufactured by Kingsbury Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-513-4551 has 1 manufacturer part number on file: MID 7 511X561X22 (Kingsbury Inc.).
Key specifications for MID 7 511X561X22: Seal Width: 22.0 MILLIMETERS NOMINAL MM; Housing Bore Diameter: 561.0 MILLIMETERS NOMINAL MM; Cross-Sectional Shape Style: DUAL LIP; Accommodated Shaft Diameter: 511.0 MILLIMETERS NOMINAL MM. 6 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.