PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8270K21Parts Kit,space Heater

Mcmaster-Carr Supply Co · NSN 4520-01-608-7949 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-608-7949 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-608-7949. Primary manufacturer part number: 8270K21.
Features
  • Parts Kit,space Heater — FSC 4520
  • 2 verified cross-references
  • Primary manufacturer: Mcmaster-Carr Supply Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit,space Heater, cataloged under National Stock Number 4520-01-608-7949, 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 Mcmaster-Carr Supply Co. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameParts Kit,space Heater
FSC / FSG4520 — No Item Name Available (FSG 45)
ManufacturersMcmaster-Carr Supply Co (CAGE 39428); Hdt Expeditionary Systems Inc (CAGE 92878)
Technical Specifications
ParameterValue
NSN4520-01-608-7949
Primary Part Number8270K21
Item NameParts Kit,space Heater
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerMcmaster-Carr Supply Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-259-5315 INTERCHANGEABLE
Connector,receptacle,electrical
5950-00-450-811027-10359-1 INTERCHANGEABLE
Transformer,power
The Boeing Company Div Defense
5975-00-606-546012348 INTERCHANGEABLE
Antenna Guy Fitting
Dayton-Granger, Inc.
5306-00-909-43690095314 INTERCHANGEABLE
Bolt,machine
Chrysler Realty Company Llc Dba Daimler Chrysler
3930-00-937-354712348 INTERCHANGEABLE
Chain
Paccar Winch Inc Dba Paccar Winch Division
5999-01-122-4930 INTERCHANGEABLE
Heat Sink,electrical-Electronic
4820-01-132-029112348 INTERCHANGEABLE
Plate,diaphragm,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
2930-01-353-8554171496 INTERCHANGEABLE
Core,radiator
Wiggins Lift Co Inc
5340-01-359-992412348 INTERCHANGEABLE
Clamp,loop
Elbitamerica, Inc.
6530-01-502-755112348 INTERCHANGEABLE
Pouch,sterilization
Advanced Sterilization Products Services Inc.
Cross-Reference Index
Part NumberManufacturer
8270K21 PRIMARY Mcmaster-Carr Supply Co (USA)
12348 Hdt Expeditionary Systems Inc (USA)
Related Parts
5935-00-259-5315INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5950-00-450-8110INTERCHANGEABLE
TRANSFORMER,POWER
27-10359-1
5975-00-606-5460INTERCHANGEABLE
ANTENNA GUY FITTING
12348
5306-00-909-4369INTERCHANGEABLE
BOLT,MACHINE
0095314
3930-00-937-3547INTERCHANGEABLE
CHAIN
12348
5999-01-122-4930INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
4820-01-132-0291INTERCHANGEABLE
PLATE,DIAPHRAGM,VALVE
12348
2930-01-353-8554INTERCHANGEABLE
CORE,RADIATOR
171496
5340-01-359-9924INTERCHANGEABLE
CLAMP,LOOP
12348
6530-01-502-7551INTERCHANGEABLE
POUCH,STERILIZATION
12348
6525-01-574-7275INTERCHANGEABLE
CABLE,USB,COMPUTED RADIOGRAPHY
900-0168-04
5120-01-579-1014INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 4520-01-608-7949?

NSN 4520-01-608-7949 is a Parts Kit,space Heater, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-608-7949?

NSN 4520-01-608-7949 has 2 cross-referenced part numbers: 8270K21 (Mcmaster-Carr Supply Co), 12348 (Hdt Expeditionary Systems Inc).

What NSN replaces 4520-01-608-7949?

There are 12 known substitutes for 4520-01-608-7949: 5935-00-259-5315, 5950-00-450-8110, 5975-00-606-5460 and 9 more. Verify interchangeability with system specifications before substitution.

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