The Socket,wrench,face Spanner, cataloged under National Stock Number 5120-00-596-4104, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-596-4104 |
| Primary Part Number | 89GT1052 |
| Item Name | Socket,wrench,face Spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Opening Diameter | 1.437 INCHES NOMINAL IN |
| Pin Diameter | 0.188 INCHES NOMINAL IN |
| Drive Surface Size | 0.504 INCHES MINIMUM AND 0.513 INCHES MAXIMUM SINGLE END IN |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM |
| Style Designator | PIN |
| Outside Diameter | 1.875 INCHES NOMINAL IN |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Surface Treatment | CADMIUM OVERALL |
| Angle Between Pins | 180.0 DEGREES NOMINAL |
| Material | STEEL COMP 4130 OVERALL |
| 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 |
|---|---|
| 89GT1052 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5120-00-596-4104 is a Socket,wrench,face Spanner, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-596-4104 has 1 manufacturer part number on file: 89GT1052 (Northrop Grumman Systems Corporation).
Key specifications for 89GT1052: Opening Diameter: 1.437 INCHES NOMINAL IN; Pin Diameter: 0.188 INCHES NOMINAL IN; Drive Surface Size: 0.504 INCHES MINIMUM AND 0.513 INCHES MAXIMUM SINGLE END IN; Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM. 10 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.