The Seal,plain, cataloged under National Stock Number 5330-00-003-6657, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-003-6657 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Seal Width | 0.102 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN |
| Housing Bore Diameter | 11.020 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| Cross-Sectional Shape Style | C-SECTION W/ FLAT SPRING |
| Accommodated Shaft Diameter | 10.810 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT |
| Material | STEEL COMP 631 SPRING |
| Reference Number Differentiating Characteristics | PACKAGING SHALL BE IN ACCORDANCE WITH MIL-P-23199 LEVEL B |
| Construction | SOLID |
| 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 |
|---|---|
| AR105B10-810A1H | 3/1 Design control — primary reference Marison Industries Inc Barco Div |
NSN 5330-00-003-6657 is a Seal,plain, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-003-6657: Seal Width: 0.102 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN; Housing Bore Diameter: 11.020 INCHES NOMINAL IN; Material Document and Classification: AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SPRING; Cross-Sectional Shape Style: C-SECTION W/ FLAT SPRING. 9 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.