The Wrench,spanner, cataloged under National Stock Number 5120-00-841-6972, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-841-6972 |
| Item Name | Wrench,spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Opening Diameter | 1.208 INCHES MINIMUM AND 1.332 INCHES MAXIMUM IN |
| Lug Circle Radius | 0.733 INCHES NOMINAL IN |
| Lug Thickness | 0.139 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN |
| Angle Between Lugs | 180.0 DEGREES NOMINAL |
| Style Designator | FACE LUG |
| Lug Width | 0.135 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| SD5620-1 | 5/9 Secondary reference De Havilland Aircraft of Canada Limited |
| 17589 | 5/9 Secondary reference Mesco Inc |
| 5120AC1-004-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5120-00-841-6972 is a Wrench,spanner, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-076-4989, 6145-01-233-4604, 6240-01-520-3390. Verify interchangeability with system specifications before substitution.
Key specifications for 5120-00-841-6972: Opening Diameter: 1.208 INCHES MINIMUM AND 1.332 INCHES MAXIMUM IN; Lug Circle Radius: 0.733 INCHES NOMINAL IN; Lug Thickness: 0.139 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN; Angle Between Lugs: 180.0 DEGREES NOMINAL. 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.