The Seal,door,ram,air, cataloged under National Stock Number 5330-00-974-4204, 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 Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-00-974-4204 |
| Primary Part Number | A51E20092-12 |
| Item Name | Seal,door,ram,air |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| General Characteristics Item Description | PLASTIC AMS3651,0.256 IN. W,0.193 IN. THK,7.440 IN. LG IN |
| 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 |
|---|---|
| A51E20092-12 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA) |
| A51E20092-12 | D F P Manufacturing Corp Dba D F P (USA) |
| Reference | Meaning |
|---|---|
| A51E20092-12 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| A51E20092-12 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 5330-00-974-4204 is a Seal,door,ram,air, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-974-4204 has 2 manufacturer part numbers on file: A51E20092-12 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems), A51E20092-12 (D F P Manufacturing Corp Dba D F P).
Key specifications for A51E20092-12: General Characteristics Item Description: PLASTIC AMS3651,0.256 IN. W,0.193 IN. THK,7.440 IN. LG IN. 1 specification is 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.