The Fuseholder,block, cataloged under National Stock Number 5920-01-659-9911, 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 Cooper Bussmann, Llc Dba Cooper Industries. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-659-9911 |
| Primary Part Number | CHCC3DIU |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Cooper Bussmann, Llc Dba Cooper Industries |
| Status | ACTIVE |
| Body Style | SIGNAL BLOCK |
| Mounting Hole Style | PANEL MOUNTING |
| Voltage in Volts | 600.0 |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Fuse Terminal Type Accommodated | SCREW |
| Current Carrying Rating in Amps | 30.0 |
| Base Thickness | 0.295 INCHES NOMINAL IN |
| Material | COPPER CONTACT |
| Material | PLASTIC POLYESTER BODY |
| Fuse Accommodation Quantity | 3 |
| 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 |
|---|---|
| CHCC3DIU PRIMARY | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| Reference | Meaning |
|---|---|
| 5947D37-IT33 | 5/9 Secondary reference Cbs Broadcasting Inc. Dba Cbs Div Bechtel Plant Machinery Inc. - Pittsburgh |
NSN 5920-01-659-9911 is a Fuseholder,block, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-659-9911 has 1 manufacturer part number on file: CHCC3DIU (Cooper Bussmann, Llc Dba Cooper Industries).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-662-0825. Verify interchangeability with system specifications before substitution.
Key specifications for CHCC3DIU: Overall Height: 2.067 INCHES NOMINAL IN; Body Style: SIGNAL BLOCK; Mounting Hole Style: PANEL MOUNTING; Voltage in Volts: 600.0. 10 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.