PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

115482Heater,electric,radiant

Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc. · NSN 4520-01-169-6550 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-169-6550 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-169-6550. Primary manufacturer part number: 115482.
Features
  • Heater,electric,radiant — FSC 4520
  • General Characteristics Item Description: SILICON RUBBER ENCAPSULATED;NEAR SIDE SURFACE HAS A BONDED LAYER OF.25 THICK CLOSED CELL FOAM RUBBER INSULATION;SNAP-ACTION TYPE THERMOSTAT IS HERMETICALLY SEALED AND PRE-SET TO TURN ON AT 40 DEG F,OFF AT 55 DEG F PORM 5 PCT;TWO LEAD WIRES ARE 18 AWG STRANDED,SILICON INSULATED;HEATER ELEMENT IS CIRCULAR EXCEPT FOR A 1/2 IN BREAK;OUTSIDE DIA IS 22.25;INSIDE DIA IS 15.25 IN
  • 1 verified cross-reference
  • Primary manufacturer: Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,electric,radiant, cataloged under National Stock Number 4520-01-169-6550, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-169-6550
Primary Part Number115482
Item NameHeater,electric,radiant
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerCrsi Inc Delaware Div General Dynamics Satcom Technologies Inc.
StatusACTIVE
General Characteristics Item DescriptionSILICON RUBBER ENCAPSULATED;NEAR SIDE SURFACE HAS A BONDED LAYER OF.25 THICK CLOSED CELL FOAM RUBBER INSULATION;SNAP-ACTION TYPE THERMOSTAT IS HERMETICALLY SEALED AND PRE-SET TO TURN ON AT 40 DEG F,OFF AT 55 DEG F PORM 5 PCT;TWO LEAD WIRES ARE 18 AWG STRANDED,SILICON INSULATED;HEATER ELEMENT IS CIRCULAR EXCEPT FOR A 1/2 IN BREAK;OUTSIDE DIA IS 22.25;INSIDE DIA IS 15.25 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4920-00-867-66390A7366AASM3 INTERCHANGEABLE
Test Set Group
Joint Electronics Type Designation System
4920-00-876-688911548 INTERCHANGEABLE
Valve,vacuum Tester
Elbitamerica, Inc.
5330-01-217-2880115482 INTERCHANGEABLE
Gasket
Lake Shore Systems, Inc.
5915-01-421-4983 INTERCHANGEABLE
Filter,radio Frequency Interfere
6680-01-473-06003699287 INTERCHANGEABLE
Indicator,liquid Quantity
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
115482 Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc. (USA)
Related Parts
4920-00-867-6639INTERCHANGEABLE
TEST SET GROUP
0A7366AASM3
4920-00-876-6889INTERCHANGEABLE
VALVE,VACUUM TESTER
11548
5330-01-217-2880INTERCHANGEABLE
GASKET
115482
5915-01-421-4983INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
6680-01-473-0600INTERCHANGEABLE
INDICATOR,LIQUID QUANTITY
3699287

Frequently Asked Questions

What is NSN 4520-01-169-6550?

NSN 4520-01-169-6550 is a Heater,electric,radiant, manufactured by Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc., classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-169-6550?

NSN 4520-01-169-6550 has 1 cross-referenced part number: 115482 (Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc.).

What NSN replaces 4520-01-169-6550?

There are 5 known substitutes for 4520-01-169-6550: 4920-00-867-6639, 4920-00-876-6889, 5330-01-217-2880 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 115482?

Key specifications for 115482: General Characteristics Item Description: SILICON RUBBER ENCAPSULATED;NEAR SIDE SURFACE HAS A BONDED LAYER OF.25 THICK CLOSED CELL FOAM RUBBER INSULATION;SNAP-ACTION TYPE THERMOSTAT IS HERMETICALLY SEALED AND PRE-SET TO TURN ON AT 40 DEG F,OFF AT 55 DEG F PORM 5 PCT;TWO LEAD WIRES ARE 18 AWG STRANDED,SILICON INSULATED;HEATER ELEMENT IS CIRCULAR EXCEPT FOR A 1/2 IN BREAK;OUTSIDE DIA IS 22.25;INSIDE DIA IS 15.25 IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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