The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-370-3979, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Paint Store the. Government technical data includes 11 specifications, 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-370-3979 |
| Primary Part Number | 52175-1 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Paint Store the |
| Status | ACTIVE |
| Dome Height | 0.180 INCHES NOMINAL IN |
| Sealing Method | COMPRESSION |
| Body Outside Diameter | 0.540 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Style Designator | CLOSED END |
| Material Document and Classification | MIL-R-6855,CLASS4-Z,TYPEA,GRADE50 MIL SPEC ALL MATERIAL RESPONSES BODY |
| Base Overall Length | 0.353 INCHES NOMINAL IN |
| Mounting Device Quantity | 1 |
| Base Width | 3.200 INCHES NOMINAL IN |
| Base Inside Diameter | 0.673 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE 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 |
|---|---|
| 52175-1 PRIMARY | Paint Store the (USA) |
NSN 5340-01-370-3979 is a Boot,dust and Moisture Seal, manufactured by Paint Store the, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-370-3979 has 1 manufacturer part number on file: 52175-1 (Paint Store the).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-493-3470. Verify interchangeability with system specifications before substitution.
Key specifications for 52175-1: Dome Height: 0.180 INCHES NOMINAL IN; Overall Height: 0.260 INCHES NOMINAL IN; Sealing Method: COMPRESSION; Body Outside Diameter: 0.540 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.
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.