NSN 4120-01-644-3720 · NIIN 016443720 · Part number 800FP-SM42PQ22B
Rockwell Automation, Inc. Dba Rockwell Automation · FSC 4120 — Air Conditioning Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 01121
Government record, cited
NSN 4120-01-644-3720 — this item is cataloged by the U.S. Government under National Stock Number 4120-01-644-3720. Manufacturer of record part number: 800FP-SM42PQ22B.
Also searched as4120-01-644-3720 ·
4120016443720 ·
NIIN 016443720 ·
01-644-3720 ·
FSC 4120 Air Conditioning Equipment · CAGE 01121 · 800FP-SM42PQ22B
Manufacturer of record: Rockwell Automation, Inc. Dba Rockwell Automation
Identification
NSN: 4120-01-644-3720
NIIN: 016443720
FSC: 4120 — Air Conditioning Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 800FP-SM42PQ22B
Manufacturer: Rockwell Automation, Inc. Dba Rockwell Automation
General Description
The Selector Switch, cataloged under National Stock Number 4120-01-644-3720, is classified within Federal Supply Class 4120 (Air Conditioning Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Rockwell Automation, Inc. Dba Rockwell Automation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Selector Switch
FSC / FSG
4120 — Air Conditioning Equipment (FSG 41)
Manufacturers
Rockwell Automation, Inc. Dba Rockwell Automation (CAGE 01121)
Rockwell Automation, Inc. Dba Rockwell Automation (USA)
No interchangeability data on file.
Other items in FSC 4120 — Air Conditioning Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4120-00-000-0076
4120-00-000-0076 · Item name not on file
4120-00-001-8402
4120-00-001-8402 · Item name not on file
4120-00-001-8403
4120-00-001-8403 · Item name not on file
4120-00-006-6074
4120-00-006-6074 · Item name not on file
4120-00-010-1372
4120-00-010-1372 · Item name not on file
4120-00-011-3383
4120-00-011-3383 · Item name not on file
4120-00-011-3387
4120-00-011-3387 · Item name not on file
4120-00-011-3388
4120-00-011-3388 · Item name not on file
Frequently Asked Questions
What is NSN 4120-01-644-3720?
NSN 4120-01-644-3720 is a Selector Switch, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 4120, Air Conditioning Equipment. Status: active.
What part numbers are listed for NSN 4120-01-644-3720?
NSN 4120-01-644-3720 has 1 manufacturer part number on file: 800FP-SM42PQ22B (Rockwell Automation, Inc. Dba Rockwell Automation).
Is NSN 4120-01-644-3720 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.