The Adapter,test, cataloged under National Stock Number 4920-01-557-3129, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-557-3129 |
| Item Name | Adapter,test |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Relationship to Similar Equipment | THIS IS 16U80631-1 MODIFIED BY ADDING GROUND WIRE TO J2 PIN 15 PER TCTO 33D7-50-587-501 |
| Test Item Connection Method | CONNECTOR |
| Reference Data and Literature | TO 33D7-50-587-1/-501 |
| Functional Description | USED FOR DIAGNOSTIC TESTING OF EQUIPMENT CONTROLLER CIRCUIT CARD ASSYS 2115530-101/-102/-103 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 16U80631-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-557-3129 is a Adapter,test, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-557-3129: Relationship to Similar Equipment: THIS IS 16U80631-1 MODIFIED BY ADDING GROUND WIRE TO J2 PIN 15 PER TCTO 33D7-50-587-501; Test Item Connection Method: CONNECTOR; Reference Data and Literature: TO 33D7-50-587-1/-501; Special Features: USED WITH DIGITAL MODULE TEST STATION 16U80600-1/-3. 4 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 4920-01-557-3129 has DEMIL Code Q. 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.