The Adapter,torque Wrench, cataloged under National Stock Number 5120-01-330-8991, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 7 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 | 5120-01-330-8991 |
| Primary Part Number | GS21655-1 |
| Item Name | Adapter,torque Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Torque Capacity | 880.0 INCH-POUNDS NOMINAL IN |
| Reference Data and Literature | SERD 5682 |
| Wrenching Surface Size | 1.886 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Shape | ROUND SINGLE END EXTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Functional Description | USED TO TIGHTEN/LOOSEN VALVE CAP TO MAIN HOUSING/F100-PW-229 ACFT ENG |
| Material | STEEL 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 |
|---|---|
| GS21655-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5120-01-330-8991 is a Adapter,torque Wrench, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-330-8991 has 1 manufacturer part number on file: GS21655-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for GS21655-1: Torque Capacity: 880.0 INCH-POUNDS NOMINAL IN; Reference Data and Literature: SERD 5682; Wrenching Surface Size: 1.886 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: ROUND SINGLE END EXTERNAL. 7 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.