The Fuseholder,block, cataloged under National Stock Number 5920-00-938-8656, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-00-938-8656 |
| Primary Part Number | 7755616PT20 |
| Item Name | Fuseholder,block |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Base Thickness | 0.188 INCHES NOMINAL IN |
| Mounting Hole Style | IN-LINE ALONG THE LENGTH |
| Precious Material | SILVER |
| Surface Treatment | SILVER CONTACT |
| Terminal Type and Quantity | 16 TAB, SOLDER LUG |
| Material Document and Classification | QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE CONTACT |
| Surface Treatment Document and Classification | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE CONTACT |
| Precious Material and Location | CONTACT SURFACES SILVER |
| Material | COPPER ALLOY 170 OR COPPER ALLOY 172 CONTACT |
| Current Carrying Rating in Amps | 30.0 |
| Mounting Hole Quantity | 1 |
| Accommodated Fuse Length | 1.500 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.145 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Center to Center Distance Between Outside Mounting Holes Along Length | 5.250 INCHES NOMINAL IN |
| Fuse Accommodation Quantity | 8 |
| Accommodated Ferrule Diameter | 0.406 INCHES NOMINAL IN |
| Body Style | CLIP CONNECTED TYPE |
| Voltage in Volts | 250.0 |
| Fuse Terminal Type Accommodated | FERRULE |
| Internal Circuit Configuration and Pole Quantity | 8 POLE, MAINLINE, FUSED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3514-8 | Cooper Bussmann, Llc Dba Cooper Industries (USA) |
| 7755616PT20 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 7755616P020 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 550035 | Littelfuse, Inc. (USA) |
NSN 5920-00-938-8656 is a Fuseholder,block, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5920 (No Item Name Available). Status: active.
NSN 5920-00-938-8656 has 4 cross-referenced part numbers: 3514-8 (Cooper Bussmann, Llc Dba Cooper Industries), 7755616PT20 (Lockheed Martin Corporation Div Rms), 7755616P020 (Lockheed Martin Corporation Div Rms), 550035 (Littelfuse, Inc.).
There are 8 known substitutes for 5920-00-938-8656: 5940-00-729-1863, 3120-00-809-6501, 4810-01-051-6445 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7755616PT20: Overall Length: 2.500 INCHES NOMINAL IN; Base Thickness: 0.188 INCHES NOMINAL IN; Mounting Hole Style: IN-LINE ALONG THE LENGTH; Precious Material: SILVER. 23 total characteristics are documented in the Federal Logistics Information System.