The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-372-4727, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-372-4727 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Sealing Method | MECHANICAL |
| Opening Inside Diameter | 2.250 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN |
| Body Outside Diameter | 3.880 INCHES NOMINAL IN |
| Mounting Method | FLANGE |
| Style Designator | THRU-HOLE, EXPANDABLE |
| Material Document and Classification | ASTM D2000 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Thickness | 0.060 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Mounting Device Quantity | 2 |
| Material | PLASTIC, POLYETHYLENE (PP) AND PLASTIC POLYAMIDE NYLON 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 |
| Reference | Meaning |
|---|---|
| 11468930 | 3/2 Design control — primary reference U.S. Government activity |
| AA-11468930 | 5/9 Secondary reference U.S. Government activity |
| 11468930 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5340-01-372-4727 is a Boot,dust and Moisture Seal, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-372-4727: Overall Height: 2.750 INCHES NOMINAL IN; Sealing Method: MECHANICAL; Opening Inside Diameter: 2.250 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN; Body Outside Diameter: 3.880 INCHES NOMINAL IN. 9 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.