The Seal,surface,wing, cataloged under National Stock Number 5330-00-439-3247, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms). 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Seal,surface,wing |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) (CAGE 563J1); Kirkhill, Inc. Dba Ta Aerospace Co Div Kirkhill Inc, Sfs Division (CAGE 50744); Mikron Pmp Llc (CAGE 379J3) |
| Parameter | Value |
|---|---|
| NSN | 5330-00-439-3247 |
| Primary Part Number | 4W13042-103A |
| Item Name | Seal,surface,wing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 4W13042-103A | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) (USA) |
| 4W13042-103A | Kirkhill, Inc. Dba Ta Aerospace Co Div Kirkhill Inc, Sfs Division (USA) |
| 4W13042-103A | Mikron Pmp Llc (USA) |
| Reference | Meaning |
|---|---|
| 4W13042-103A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-439-3247 is a Seal,surface,wing, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms), classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-439-3247 has 3 manufacturer part numbers on file: 4W13042-103A (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms)), 4W13042-103A (Kirkhill, Inc. Dba Ta Aerospace Co Div Kirkhill Inc, Sfs Division), 4W13042-103A (Mikron Pmp Llc).
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.