NSN 4520-01-222-7916 · NIIN 012227916 · Part number Q520A1121
Honeywell Inc Residential Div · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 27319
Government record, cited
NSN 4520-01-222-7916 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-222-7916. Manufacturer of record part number: Q520A1121.
Also searched as4520-01-222-7916 ·
4520012227916 ·
NIIN 012227916 ·
01-222-7916 ·
FSC 4520 Space and Water Heating Equipment · CAGE 27319 · Q520A1121
Manufacturer of record: Honeywell Inc Residential Div
Identification
NSN: 4520-01-222-7916
NIIN: 012227916
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: Q520A1121
Manufacturer: Honeywell Inc Residential Div
General Description
The Mounting Base,progr, cataloged under National Stock Number 4520-01-222-7916, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Honeywell Inc Residential Div. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Mounting Base,progr
FSC / FSG
4520 — Space and Water Heating Equipment (FSG 45)
Manufacturers
Honeywell Inc Residential Div (CAGE 27319); Naval Inventory Control Point Mechanicsburg (CAGE 03950)
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-222-7916?
NSN 4520-01-222-7916 is a Mounting Base,progr, manufactured by Honeywell Inc Residential Div, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-222-7916?
NSN 4520-01-222-7916 has 2 manufacturer part numbers on file: Q520A1121 (Honeywell Inc Residential Div), Q520A1121 (Naval Inventory Control Point Mechanicsburg).
Is NSN 4520-01-222-7916 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.