The Seal,nonmetallic Strip, cataloged under National Stock Number 5330-01-421-9978, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Appleton Marine 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-421-9978 |
| Primary Part Number | MMD-2338 |
| Item Name | Seal,nonmetallic Strip |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Appleton Marine Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 1.000 INCHES NOMINAL IN |
| Cross-Sectional Width | 0.060 INCHES NOMINAL IN |
| Style Designator | STRIP |
| Cross-Sectional Shape Style | RECTANGULAR |
| Material | RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| MMD-2338 PRIMARY | Appleton Marine Inc (USA) |
| Reference | Meaning |
|---|---|
| AMD-1102 ITEM 18 | 5/9 Secondary reference Appleton Marine Inc |
NSN 5330-01-421-9978 is a Seal,nonmetallic Strip, manufactured by Appleton Marine Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-421-9978 has 1 manufacturer part number on file: MMD-2338 (Appleton Marine Inc).
Key specifications for MMD-2338: Cross-Sectional Height: 1.000 INCHES NOMINAL IN; Cross-Sectional Width: 0.060 INCHES NOMINAL IN; Style Designator: STRIP; Overall Length: 16.000 INCHES NOMINAL IN. 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.