The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-01-138-4328, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-138-4328 |
| Primary Part Number | 1128CS40201-23 |
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 0.515 INCHES NOMINAL0.515 INCHES NOMINAL IN |
| Cross-Sectional Width | 0.577 INCHES NOMINAL0.577 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SPECIALSPECIAL |
| Material | RUBBER OVERALL |
| 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 |
|---|---|
| 1128CS40201-23 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1128CS40201-23 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5330-01-138-4328 is a Seal,nonmetallic Special Shaped, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-138-4328 has 1 manufacturer part number on file: 1128CS40201-23 (Northrop Grumman Systems Corporation).
Key specifications for 1128CS40201-23: Cross-Sectional Height: 0.515 INCHES NOMINAL0.515 INCHES NOMINAL IN; Cross-Sectional Width: 0.577 INCHES NOMINAL0.577 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPECIALSPECIAL; End Item Identification: AIRCRAFT MODEL EA6-BAIRCRAFT MODEL EA6-B. 4 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.