The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-912-7225, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-912-7225 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| FSC Application Data | SPECIAL PROPULSION PLANT SYSTEMS |
| Sealing Method | MECHANICAL |
| Opening Inside Diameter | 1.500 INCHES NOMINAL IN |
| Body Outside Diameter | 2.250 INCHES NOMINAL IN |
| Body Height | 1.875 INCHES MINIMUM AND 3.875 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZY |
| Style Designator | THRU-HOLE, EXPANDABLE |
| Material Thickness | 0.035 INCHES NOMINAL IN |
| Mounting Device Quantity | 2 |
| Material | RUBBER SYNTHETIC BODY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | C |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| T13719A | 3/1 Design control — primary reference U.S. Government activity |
| 4774-255PC30 | 5/1 Secondary reference U.S. Government activity |
| 77741-25X2PC32 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-00-912-7225 is a Boot,dust and Moisture Seal, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-912-7225: Overall Height: 3.375 INCHES NOMINAL IN; FSC Application Data: SPECIAL PROPULSION PLANT SYSTEMS; Sealing Method: MECHANICAL; Opening Inside Diameter: 1.500 INCHES NOMINAL IN. 11 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.
NSN 5340-00-912-7225 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.