The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-00-203-8416, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-203-8416 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Width Across Flats | 3.187 INCHES NOMINAL IN |
| Opening Inside Diameter | 0.875 INCHES NOMINAL IN |
| Supplementary Features | END ITEM LGM-30 |
| Style Designator | THRU-HOLE |
| Material Document and Classification | A.T.I.1222641-45 MFR REF SINGLE MATERIAL RESPONSE BODY |
| Base Height | 1.290 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 |
| Reference | Meaning |
|---|---|
| 1222301-2 | 3/9 Design control — primary reference Snap-on Incorporated Dba Snap-on Tools Div Snap-on Industrial, Special Products Division |
| 1222301-2 | C/1 Advisory reference — outside the item-of-supply concept Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc |
NSN 5340-00-203-8416 is a Boot,dust and Moisture Seal, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-203-8416: Overall Height: 3.530 INCHES NOMINAL IN; Width Across Flats: 3.187 INCHES NOMINAL IN; Opening Inside Diameter: 0.875 INCHES NOMINAL IN; Supplementary Features: END ITEM LGM-30. 7 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.