The Installation and Removal Tool,bu, cataloged under National Stock Number 4920-01-643-0386, 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 Hendrickson Trailer Suspension Systems. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Installation and Removal Tool,bu |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Haulmark Trailers (australia) Pty Ltd (CAGE Z4732); Hendrickson Trailer Suspension Systems (CAGE 4Q4K2); Hendrickson Asia Pacific Pty Ltd (CAGE ZF536) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-643-0386 |
| Primary Part Number | S-21307 |
| Item Name | Installation and Removal Tool,bu |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Hendrickson Trailer Suspension Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 4920-01-643-0386 is a Installation and Removal Tool,bu, manufactured by Hendrickson Trailer Suspension Systems, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-643-0386 has 3 manufacturer part numbers on file: 121572 (Haulmark Trailers (australia) Pty Ltd), S-21307 (Hendrickson Trailer Suspension Systems), S-21307 (Hendrickson Asia Pacific Pty Ltd).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.