The Boresight,alignment Electronic S, cataloged under National Stock Number 4920-01-575-4554, 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 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-575-4554 |
| Item Name | Boresight,alignment Electronic S |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Supplementary Features | 120VAC 60HZ 1-PHASE PROVIDED FROM AIRCRAFT UNDER TEST VAC |
| Reference Data and Literature | SERD 570821 |
| Functional Classification | AA-9.3 |
| Entry Date | 09-06-16 |
| Functional Description | MEASURES AND VERIFIES LRU HUD OR IRU TRAY PITCH,ROLL,YAW ALIGNMENT WITHTHE AIRCRAFT ALL |
| 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 |
|---|---|
| 17G573821-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| MIL-HDBK-300(AGE-N) | 5/1 Secondary reference Mil-Hdbk-300 Hq Afmc-Lgis |
| 40262-44000-30 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-575-4554 is a Boresight,alignment Electronic S, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-575-4554: Supplementary Features: 120VAC 60HZ 1-PHASE PROVIDED FROM AIRCRAFT UNDER TEST VAC; Reference Data and Literature: SERD 570821; Functional Classification: AA-9.3; Special Features: CONSISTS OF 2 TRANSIT CASES EACH 28 LONG X 32 WIDE X 24IN H CONTAINING REFERENCE UNIT, MEASUREMENT UNIT, HANDHELD DISPLAY UNIT, SYSTEM CONTROLLER, INTERFACE CABLE ASSEMBLIES, 30FT POWERCABLE IN. 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 4920-01-575-4554 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.