The Arrester,lightning, cataloged under National Stock Number 5920-01-037-6801, 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 Northrop Grumman Support Services Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-037-6801 |
| Primary Part Number | 138C645H01 |
| Item Name | Arrester,lightning |
| FSC / FSG | 5920 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Usage Design | OUTDOOR |
| Mounting Configuration | 6 EQUALLY SPACED 0.177 IN. DIA MTG HOLES ON 2.380 IN. DIA BOLT CIRCLE IN |
| Overall Diameter | 2.750 INCHES NOMINAL IN |
| Arrester Type | AIR GAP |
| Usage Design | FOR RADIO AND TRANSMITTING ANTENNA SYSTEMS |
| Body Material | CERAMIC |
| Breakdown Voltage | 6.000 KILOVOLTS MINIMUM AND 7.000 KILOVOLTS MAXIMUM |
| Mounting Method | HOLE |
| Terminal Type | FLANGE AND THREADED STUD |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 138C645H01 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 4SL/34549 ITEM 4 | Jaybeam Limited (GBR) |
| 1903-07 | Joslyn Corp (USA) |
| 2/34549 ITEM 4 | Jaybeam Limited (GBR) |
| 138C645H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| 4SL/34549 ITEM 4 | Csa Ltd (GBR) |
| 2/34549/4 | Csa Ltd (GBR) |
| 1903-07 | Joslyn Products (USA) |
| 4SL/34549/4 | Csa Ltd (GBR) |
| 2/34549/4 | Jaybeam Limited (GBR) |
| AR104 | Csa Ltd (GBR) |
| 4SL/34549/4 | Jaybeam Limited (GBR) |
| 2/34549 ITEM 4 | Csa Ltd (GBR) |
| AR104 | Jaybeam Limited (GBR) |
NSN 5920-01-037-6801 is a Arrester,lightning, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5920 (No Item Name Available). Status: active.
NSN 5920-01-037-6801 has 14 cross-referenced part numbers: 138C645H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 4SL/34549 ITEM 4 (Jaybeam Limited), 1903-07 (Joslyn Corp), 2/34549 ITEM 4 (Jaybeam Limited), 138C645H01 (Northrop Grumman Support Services Corp) and 9 more.
There are 5 known substitutes for 5920-01-037-6801: 2940-00-240-9237, 4820-00-671-6438, 5945-00-708-8696 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 138C645H01: Terminal Quantity: 2; Usage Design: OUTDOOR; Mounting Configuration: 6 EQUALLY SPACED 0.177 IN. DIA MTG HOLES ON 2.380 IN. DIA BOLT CIRCLE IN; Overall Diameter: 2.750 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.