FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal
Government record, cited
Also searched as4520-01-671-0119 ·
4520016710119 ·
NIIN 016710119 ·
01-671-0119 ·
FSC 4520 Space and Water Heating Equipment
Nearby stock numbers← 4520-01-671-0117 Collar, Air Conditioning-Heating
·
4520-01-671-0121 Collar, Air Conditioning-Heating →
Features
Collar,air Conditioning-Heating — FSC 4520
Style Designator: ROUND
Sheet Metal Gage Size: 20
Material: STEEL
Identification
NSN: 4520-01-671-0119
NIIN: 016710119
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
General Description
The Collar,air Conditioning-Heating, cataloged under National Stock Number 4520-01-671-0119, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-671-0119
Item Name
Collar,air Conditioning-Heating
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Status
ACTIVE
Style Designator
ROUND
Sheet Metal Gage Size
20
Material
STEEL
Lifecycle & Compliance
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
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
06BELL
3/9Design control — primary reference
Manufacturers Service Company, Incorporated Dba Air Handling Systems
No interchangeability data on file.
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 4520-01-671-0119?
NSN 4520-01-671-0119 is a Collar,air Conditioning-Heating, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What are the specifications of 4520-01-671-0119?
Key specifications for 4520-01-671-0119: Style Designator: ROUND; Overall Length: 3.000 INCHES NOMINAL IN; Overall Width: 10.000 INCHES NOMINAL IN; Sheet Metal Gage Size: 20. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-671-0119 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.
What is the DEMIL code for NSN 4520-01-671-0119?
NSN 4520-01-671-0119 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.