The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-089-7438, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 8 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-089-7438 |
| Primary Part Number | A02L0059-1 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| FSC Application Data | SWIVEL LOCK,FUSELAGE,AIRCRAFT |
| Opening Inside Diameter | 0.500 INCHES NOMINAL IN |
| Mounting Method | FRICTION |
| Style Designator | THRU-HOLE |
| Mounting Hole Diameter | 0.124 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN |
| Mounting Device Quantity | 1 |
| Base Outside Diameter | 1.625 INCHES NOMINAL IN |
| Material | RUBBER BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| A02L0059-1 PRIMARY | The Boeing Company (USA) |
NSN 5340-00-089-7438 is a Boot,dust and Moisture Seal, manufactured by The Boeing Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-089-7438 has 1 manufacturer part number on file: A02L0059-1 (The Boeing Company).
Key specifications for A02L0059-1: Overall Height: 1.180 INCHES NOMINAL IN; FSC Application Data: SWIVEL LOCK,FUSELAGE,AIRCRAFT; Opening Inside Diameter: 0.500 INCHES NOMINAL IN; Mounting Method: FRICTION. 8 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.