The Fuseholder,receptacle, cataloged under National Stock Number 5920-01-433-1638, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Quality Electrical Service Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Fuseholder,receptacle |
| FSC / FSG | 5920 — Fuses, Arrestors, Absorbers, and Protectors (FSG 59) |
| Manufacturers | Quality Electrical Service Inc (CAGE 0ZAF3) |
| Parameter | Value |
|---|---|
| NSN | 5920-01-433-1638 |
| Primary Part Number | 4.931.0060.327 IT5 |
| Item Name | Fuseholder,receptacle |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Quality Electrical Service Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 4.931.0060.327 IT5 PRIMARY | Quality Electrical Service Inc (USA) |
| Reference | Meaning |
|---|---|
| 7190020 | 5/9 Secondary reference Hamworthy Kse Ab |
| 7190020 | 5/9 Secondary reference Tts Marine Ab Formerly Tts Ships Equipment Ab Div Dry Cargo Handling |
NSN 5920-01-433-1638 is a Fuseholder,receptacle, manufactured by Quality Electrical Service Inc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-433-1638 has 1 manufacturer part number on file: 4.931.0060.327 IT5 (Quality Electrical Service Inc).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-433-2993. Verify interchangeability with system specifications before substitution.
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.