The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-678-3145, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Flyer Defense, Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-678-3145 |
| Primary Part Number | AL4006698 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Flyer Defense, Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| AL4006698 PRIMARY | Flyer Defense, Llc (USA) |
| Reference | Meaning |
|---|---|
| AL4006698 | 5/9 Secondary reference General Dynamics Ordnance and Tactical Systems, Inc. |
NSN 5340-01-678-3145 is a Boot,dust and Moisture Seal, manufactured by Flyer Defense, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-678-3145 has 1 manufacturer part number on file: AL4006698 (Flyer Defense, Llc).
Key specifications for AL4006698: Overall Height: 25.40 MILLIMETERS NOMINAL MM; Overall Length: 6.00 MILLIMETERS NOMINAL MM; Overall Width: 1.905 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: TERMINAL INSULATOR, LUG AND RING, 400 SERIES. 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.