The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-01-281-1866, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Basic Rubber and Plastics Co.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-281-1866 |
| Primary Part Number | 10503944 |
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Basic Rubber and Plastics Co. |
| Status | ACTIVE |
| Cross-Sectional Height | 23.0 MILLIMETERS NOMINAL23.0 MILLIMETERS NOMINAL MM |
| Cross-Sectional Width | 37.0 MILLIMETERS NOMINAL37.0 MILLIMETERS NOMINAL MM |
| Minor Height | 15.0 MILLIMETERS NOMINAL15.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | ASTM D1056 GRADE RE 41 F1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| Construction | SOLIDSOLID |
| 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 |
|---|---|
| 10503944 | Basic Rubber and Plastics Co. (USA) |
| Reference | Meaning |
|---|---|
| 10503944 | 7/2 Vendor item drawing reference General Dynamics Land Systems Canadacorp |
| 10503944 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-281-1866 is a Seal,nonmetallic Special Shaped, manufactured by Basic Rubber and Plastics Co., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-281-1866 has 1 manufacturer part number on file: 10503944 (Basic Rubber and Plastics Co.).
Key specifications for 10503944: Cross-Sectional Height: 23.0 MILLIMETERS NOMINAL23.0 MILLIMETERS NOMINAL MM; Cross-Sectional Width: 37.0 MILLIMETERS NOMINAL37.0 MILLIMETERS NOMINAL MM; Minor Height: 15.0 MILLIMETERS NOMINAL15.0 MILLIMETERS NOMINAL MM; Material Document and Classification: ASTM D1056 GRADE RE 41 F1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.