The Articulated Yoke, cataloged under National Stock Number 4920-01-145-2270, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Illinois Tool Works, Inc. Div Magnaflux. Government technical data includes 1 specification, 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. 2 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 | 4920-01-145-2270 |
| Primary Part Number | 55170 |
| Item Name | Articulated Yoke |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Illinois Tool Works, Inc. Div Magnaflux |
| Status | ACTIVE |
| General Characteristics Item Description | 8.750 IN. LG; 7.375 IN. W; PLASTIC HANDLE; FOR 115/120 V 60 HZ SINGLE PHASE OPERATION; 25 FT LINE CABLE V |
| 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 |
|---|---|
| 55170 PRIMARY | Illinois Tool Works, Inc. Div Magnaflux (USA) |
NSN 4920-01-145-2270 is a Articulated Yoke, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-145-2270 has 1 manufacturer part number on file: 55170 (Illinois Tool Works, Inc. Div Magnaflux).
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-564-2769, 2040-01-579-7489. Verify interchangeability with system specifications before substitution.
Key specifications for 55170: General Characteristics Item Description: 8.750 IN. LG; 7.375 IN. W; PLASTIC HANDLE; FOR 115/120 V 60 HZ SINGLE PHASE OPERATION; 25 FT LINE CABLE V. 1 specification is 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.