The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-01-700-9491, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sure Grip Controls Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-700-9491 |
| Primary Part Number | BT-04B |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Sure Grip Controls Inc |
| Status | ACTIVE |
| Width Across Flats | 0.39 INCHES NOMINAL IN |
| Opening Inside Diameter | 0.25 INCHES NOMINAL IN |
| Style Designator | THRU-HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BT-04B PRIMARY | Sure Grip Controls Inc (CAN) |
| Reference | Meaning |
|---|---|
| 4231221 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5930-01-700-9491 is a Boot,dust and Moisture Seal, manufactured by Sure Grip Controls Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-700-9491 has 1 manufacturer part number on file: BT-04B (Sure Grip Controls Inc).
Key specifications for BT-04B: Overall Height: 0.27 INCHES NOMINAL IN; Width Across Flats: 0.39 INCHES NOMINAL IN; Opening Inside Diameter: 0.25 INCHES NOMINAL IN; Style Designator: THRU-HOLE. 3 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.