The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-248-3243, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-248-3243 |
| Primary Part Number | 2993875 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Opening Inside Diameter | 0.750 INCHES NOMINAL IN |
| Style Designator | THRU-HOLE |
| Material Document and Classification | MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Base Inside Diameter | 3.130 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 2993875 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 2993875 | Minor Rubber Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 2993875 | 5/2 Secondary reference U.S. Government activity |
| 2993875 | 5/9 Secondary reference Lockheed Electronics Co Inc Information Engineering Div |
NSN 5340-01-248-3243 is a Boot,dust and Moisture Seal, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-248-3243 has 2 manufacturer part numbers on file: 2993875 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2993875 (Minor Rubber Co Inc).
Key specifications for 2993875: Overall Height: 3.000 INCHES NOMINAL IN; Opening Inside Diameter: 0.750 INCHES NOMINAL IN; Style Designator: THRU-HOLE; Material Document and Classification: MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE BODY. 5 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.