The Socket,socket Wrench, cataloged under National Stock Number 5120-01-348-9101, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Snap on Uk Holdings Ltd T/a Snap on Tools. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-348-9101 |
| Primary Part Number | SM17 |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Snap on Uk Holdings Ltd T/a Snap on Tools |
| Status | ACTIVE |
| Drive Surface Size | 0.500 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Size | 17.0 MILLIMETERS NOMINAL SINGLE END MM |
| Style Designator | INTERNAL-INTERNAL |
| Features Provided | MANUAL TOOL |
| Wrenching Surface Shape | 12 POINT SINGLE END INTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Surface Treatment | CHROMIUM OVERALL |
| 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 |
|---|---|
| SM17 | Snap on Uk Holdings Ltd T/a Snap on Tools (GBR) |
| Reference | Meaning |
|---|---|
| AS955 TY1CL1STC | 5/1 Secondary reference U.S. Government activity |
| AS955 | 5/9 Secondary reference U.S. Government activity |
| AS955 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5120-01-348-9101 is a Socket,socket Wrench, manufactured by Snap on Uk Holdings Ltd T/a Snap on Tools, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-348-9101 has 1 manufacturer part number on file: SM17 (Snap on Uk Holdings Ltd T/a Snap on Tools).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-661-8444. Verify interchangeability with system specifications before substitution.
Key specifications for SM17: Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 17.0 MILLIMETERS NOMINAL SINGLE END MM; Style Designator: INTERNAL-INTERNAL; Overall Length: 82.6 MILLIMETERS NOMINAL MM. 8 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.