The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-01-553-7932, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Underwater Systems Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-553-7932 |
| Primary Part Number | FI 12 |
| Item Name | Boot,dust and Moisture Seal |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Underwater Systems Inc |
| Status | ACTIVE |
| Style Designator | THRU-HOLE |
| Base Outside Diameter | 1.530 INCHES NOMINAL IN |
| 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 |
|---|---|
| FI 12 PRIMARY | Underwater Systems Inc (USA) |
NSN 5930-01-553-7932 is a Boot,dust and Moisture Seal, manufactured by Underwater Systems Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-553-7932 has 1 manufacturer part number on file: FI 12 (Underwater Systems Inc).
Key specifications for FI 12: Overall Height: 5.200 INCHES NOMINAL IN; Style Designator: THRU-HOLE; Base Outside Diameter: 1.530 INCHES NOMINAL IN; Special Features: U.S.I. FIELD INSTALLABLE BOOT. 2 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.