The Installation Tool,bolt Retainer, cataloged under National Stock Number 5120-01-428-4273, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St). Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-428-4273 |
| Primary Part Number | 2560763 |
| Item Name | Installation Tool,bolt Retainer |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
| Status | ACTIVE |
| Reference Data and Literature | TO 1F-15A-4-6 A |
| Functional Description | USED TO ALIGN AND INSTALL THE DRIVE KEY BOLT RETAINER ONTO THE TWELVE POINT BOLT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2560763 PRIMARY | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA) |
| Reference | Meaning |
|---|---|
| 2560763 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Defense |
NSN 5120-01-428-4273 is a Installation Tool,bolt Retainer, manufactured by Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St), classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-428-4273 has 1 manufacturer part number on file: 2560763 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)).
Key specifications for 2560763: Reference Data and Literature: TO 1F-15A-4-6 A; Special Features: CYLINDRICAL IN SHAPE AND INCORPORATES A MECHANICAL INSTALLATION GUIDE TO ENSURE PROPER RETAINER ALIGNMENT ANDA DRIVING HEAD TO ENSURE PROPER INSTALLATION DEPTH ON BOLT HEAD; Functional Description: USED TO ALIGN AND INSTALL THE DRIVE KEY BOLT RETAINER ONTO THE TWELVE POINT BOLT; End Item Identification: F-15E. 2 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.
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.