The Fuseholder,block, cataloged under National Stock Number 5920-01-654-6312, 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 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-654-6312 |
| Primary Part Number | SD2-D NH2 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Cooper Bussmann, Llc Dba Cooper Industries |
| Status | ACTIVE |
| Body Style | PLAIN BASE W/O BARRIERS |
| Mounting Hole Style | IN-LINE ALONG THE LENGTH |
| Body Height | 86.0 MILLIMETERS NOMINAL MM |
| Center to Center Distance Between Outside Mounting Holes Along Length | 199.0 MILLIMETERS NOMINAL MM |
| Voltage in Volts | 690.0 |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Fuse Terminal Type Accommodated | SCREW |
| Surface Treatment | SILVER CONTACT |
| Current Carrying Rating in Amps | 400.0 |
| Precious Material and Location | CONTACTS SILVER |
| Base Thickness | 37.5 MILLIMETERS NOMINAL MM |
| Terminal Type and Quantity | 1 SCREW |
| Fuse Accommodation Quantity | 1 |
| 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 |
|---|---|
| SD2-D NH2 PRIMARY | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| Reference | Meaning |
|---|---|
| FUA-0026 | 5/9 Secondary reference U.S. Government activity |
| 420-01-03-001GA ITEM 9 | D/9 Drawing number reference only L3 Technologies, Inc. Dba Harris Corp Div L3 Maritime Systems |
NSN 5920-01-654-6312 is a Fuseholder,block, manufactured by Cooper Bussmann, Llc Dba Cooper Industries, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-654-6312 has 1 manufacturer part number on file: SD2-D NH2 (Cooper Bussmann, Llc Dba Cooper Industries).
Key specifications for SD2-D NH2: Body Style: PLAIN BASE W/O BARRIERS; Mounting Hole Style: IN-LINE ALONG THE LENGTH; Body Height: 86.0 MILLIMETERS NOMINAL MM; Center to Center Distance Between Outside Mounting Holes Along Length: 199.0 MILLIMETERS NOMINAL MM. 13 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.