The Scale Block,drive Assembly, cataloged under National Stock Number 4920-00-435-9567, 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 Senior Operations Llc Div Senior Aerospace Ketema. 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 | 4920-00-435-9567 |
| Primary Part Number | 101-646-1 |
| Item Name | Scale Block,drive Assembly |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Senior Operations Llc Div Senior Aerospace Ketema |
| Status | ACTIVE |
| General Characteristics Item Description | 2.500 IN. LG,1.250 IN. W,0.800 IN. H IN |
| 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 |
|---|---|
| 101-646-1 PRIMARY | Senior Operations Llc Div Senior Aerospace Ketema (USA) |
NSN 4920-00-435-9567 is a Scale Block,drive Assembly, manufactured by Senior Operations Llc Div Senior Aerospace Ketema, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-435-9567 has 1 manufacturer part number on file: 101-646-1 (Senior Operations Llc Div Senior Aerospace Ketema).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-295-7121, 5340-01-614-1330. Verify interchangeability with system specifications before substitution.
Key specifications for 101-646-1: General Characteristics Item Description: 2.500 IN. LG,1.250 IN. W,0.800 IN. H IN; End Item Identification: 49200071648. 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.