The Packing Assembly, cataloged under National Stock Number 5330-01-320-3981, 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 Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-320-3981 |
| Primary Part Number | 07A200-33 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Intermediate Ring Quantity | 1 |
| Material Document and Classification | L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR TOP RING |
| Material | PLASTIC POLYAMIDE NYLON BOTTOM RING |
| Material | PLASTIC POLYAMIDE NYLON INTERMEDIATE RING |
| 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 |
|---|---|
| 7449MTE-987 | Greene Tweed & Co Inc (USA) |
| 07A200-33 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| 07A200-33 | Es3 Prime Logistics Group Inc Dba Es3 Plg (USA) |
| Reference | Meaning |
|---|---|
| 7449MTE-987 | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-320-3981 is a Packing Assembly, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-320-3981 has 3 manufacturer part numbers on file: 7449MTE-987 (Greene Tweed & Co Inc), 07A200-33 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 07A200-33 (Es3 Prime Logistics Group Inc Dba Es3 Plg).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-687-9247. Verify interchangeability with system specifications before substitution.
Key specifications for 07A200-33: Intermediate Ring Quantity: 1; Material Document and Classification: L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR TOP RING. 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.