The Test Stand,electro-Optical Syste, cataloged under National Stock Number 4920-01-064-9497, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-064-9497 |
| Primary Part Number | 142033 |
| Item Name | Test Stand,electro-Optical Syste |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| General Characteristics Item Description | INCLUDES- SE CONSOLE; SYSTEM TEST PANEL; POD CONTROL UNIT; SWITCH ASSY,ANTENNA CONTROL; STS POWER PANEL |
| Reference Data and Literature | T.O. 33D7-38-112-1 |
| Functional Classification | MM-1.2 |
| Functional Description | USED TO VERIFY THE OPERATIONAL INTEGRITY OF THE AN/AVQ TARGET DESIGNATOR SET AND TO FAULT ISOLATE TO THE LRU LEVEL |
| Type/model Designation | AN/ASM-635 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 142033 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
| Reference | Meaning |
|---|---|
| AN/ASM-635 | 5/2 Secondary reference U.S. Government activity |
NSN 4920-01-064-9497 is a Test Stand,electro-Optical Syste, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-064-9497 has 1 manufacturer part number on file: 142033 (Lockheed Martin Corp Electronics and Missiles Div).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-439-6208, 5961-01-464-1205. Verify interchangeability with system specifications before substitution.
Key specifications for 142033: General Characteristics Item Description: INCLUDES- SE CONSOLE; SYSTEM TEST PANEL; POD CONTROL UNIT; SWITCH ASSY,ANTENNA CONTROL; STS POWER PANEL; Reference Data and Literature: T.O. 33D7-38-112-1; Functional Classification: MM-1.2; Functional Description: USED TO VERIFY THE OPERATIONAL INTEGRITY OF THE AN/AVQ TARGET DESIGNATOR SET AND TO FAULT ISOLATE TO THE LRU LEVEL. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4920-01-064-9497 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.
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.