The Heater,electric, cataloged under National Stock Number 4540-01-135-4585, is classified within Federal Supply Class 4540 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Stewart Avionics Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4540-01-135-4585 |
| Primary Part Number | A-6700 |
| Item Name | Heater,electric |
| FSC / FSG | 4540 / 45 — No Item Name Available |
| Manufacturer | Stewart Avionics Inc |
| Status | ACTIVE |
| General Characteristics Item Description | USED IN LIQUID OXYGEN PURGE KIT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-6700 PRIMARY | Stewart Avionics Inc (USA) |
NSN 4540-01-135-4585 is a Heater,electric, manufactured by Stewart Avionics Inc, classified under FSC 4540 (No Item Name Available). Status: active.
NSN 4540-01-135-4585 has 1 cross-referenced part number: A-6700 (Stewart Avionics Inc).
There are 2 known substitutes for 4540-01-135-4585: 5950-01-099-4581, 6930-01-386-0649. Verify interchangeability with system specifications before substitution.
Key specifications for A-6700: General Characteristics Item Description: USED IN LIQUID OXYGEN PURGE KIT; End Item Identification: KMU-78/E DEICE UNIT. 2 total characteristics are documented in the Federal Logistics Information System.