NSN 4520-01-475-8919 · NIIN 014758919 · Part number GAS X3L 132
Radiant Optics Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 1QEP2
Government record, cited
NSN 4520-01-475-8919 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-475-8919. Manufacturer of record part number: GAS X3L 132.
Also searched as4520-01-475-8919 ·
4520014758919 ·
NIIN 014758919 ·
01-475-8919 ·
FSC 4520 Space and Water Heating Equipment · CAGE 1QEP2 · GAS X3L 132
General Characteristics Item Description: 132,000 BTU GAS FIRED AISLE PATTERN HEATER WITH INFRARED FOCUSING DEVICE
1 manufacturer part number on file
Manufacturer of record: Radiant Optics Inc
Identification
NSN: 4520-01-475-8919
NIIN: 014758919
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: GAS X3L 132
Manufacturer: Radiant Optics Inc
General Description
The Heater,infrared,gas, cataloged under National Stock Number 4520-01-475-8919, 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 Radiant Optics Inc. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-475-8919
Primary Part Number
GAS X3L 132
Item Name
Heater,infrared,gas
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Radiant Optics Inc
Status
ACTIVE
General Characteristics Item Description
132,000 BTU GAS FIRED AISLE PATTERN HEATER WITH INFRARED FOCUSING DEVICE
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 4520-01-475-8919?
NSN 4520-01-475-8919 is a Heater,infrared,gas, manufactured by Radiant Optics Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-475-8919?
NSN 4520-01-475-8919 has 1 manufacturer part number on file: GAS X3L 132 (Radiant Optics Inc).
What are the specifications of GAS X3L 132?
Key specifications for GAS X3L 132: General Characteristics Item Description: 132,000 BTU GAS FIRED AISLE PATTERN HEATER WITH INFRARED FOCUSING DEVICE. 1 specification is documented in the U.S. Government catalog.
Is NSN 4520-01-475-8919 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.