The Control,frequency Selector, cataloged under National Stock Number 5895-01-238-6540, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Control,frequency Selector |
| FSC / FSG | 5895 — Miscellaneous Communication Equipment (FSG 58) |
| Manufacturers | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems (CAGE 12339) |
| Parameter | Value |
|---|---|
| NSN | 5895-01-238-6540 |
| Primary Part Number | 648Z1674-1 |
| Item Name | Control,frequency Selector |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems |
| Status | ACTIVE |
| Maximum Overall Width | 1.500 INCHES IN |
| Inclosure Type | ENCASED |
| Maximum Overall Length | 3.500 INCHES IN |
| Maximum Overall Height | 1.500 INCHES IN |
| Mounting Method | FLANGE |
| Supplementary Features | INCLUDES 1 SWITCH,1 SWITCH PLATE,1 FLANGE ASSY,1 HUB,1 FLEX SHAFT ASSY |
| Power Source | EXTERNAL |
| Functional Description | MANUAL CONTROL COUPLER ASSY |
| Material | ALUMINUM ALLOY CASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 648Z1674-1 | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems (USA) |
| Reference | Meaning |
|---|---|
| 648Z1674 | D/9 Drawing number reference only U.S. Government activity |
| 648Z1674-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5895-01-238-6540 is a Control,frequency Selector, manufactured by Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-01-238-6540 has 1 manufacturer part number on file: 648Z1674-1 (Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems).
Key specifications for 648Z1674-1: Maximum Overall Width: 1.500 INCHES IN; Inclosure Type: ENCASED; Maximum Overall Length: 3.500 INCHES IN; Maximum Overall Height: 1.500 INCHES IN. 9 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.
NSN 5895-01-238-6540 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.