PartsTable TECHNICAL DATA SHEET
NSN 4520-01-275-9085Government record, cited

Heater, Space, Electric4520-01-275-9085

NSN 4520-01-275-9085 · NIIN 012759085 · Part number 003-057564-007
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 65586
Government record, cited
NSN 4520-01-275-9085 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-275-9085. Manufacturer of record part number: 003-057564-007.
Also searched as  4520-01-275-9085 · 4520012759085 · NIIN 012759085 · 01-275-9085 · FSC 4520 Space and Water Heating Equipment · CAGE 65586 · 003-057564-007 · 003-057564-000 · MSCH-3620
Nearby stock numbers  ·
Features
  • Heater,space,electric — FSC 4520
  • Phase: THREE
  • Inclosure Material: STEEL CORROSION RESISTING
  • Voltage in Volts: 440.0
  • Height: 21.000 INCHES NOMINAL IN
  • Depth: 6.000 INCHES NOMINAL IN
  • Width: 36.000 INCHES NOMINAL IN
  • Heating Element Type: ELECTRIC NONIMMERSION
Identification
  • NSN: 4520-01-275-9085
  • NIIN: 012759085
  • FSC: 4520 — Space and Water Heating Equipment
  • FSG: 45 — Plumbing, Heating, and Waste Disposal
  • Primary part number: 003-057564-007
  • Manufacturer: Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
General Description

The Heater,space,electric, cataloged under National Stock Number 4520-01-275-9085, 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 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-275-9085
Primary Part Number003-057564-007
Item NameHeater,space,electric
FSC / FSG4520 / 45 — Space and Water Heating Equipment
ManufacturerChromalox Inc Dba Chromalox Precision Heat and Control, Inc
StatusACTIVE
PhaseTHREE
Inclosure MaterialSTEEL CORROSION RESISTING
Voltage in Volts440.0
Height21.000 INCHES NOMINAL IN
Depth6.000 INCHES NOMINAL IN
Width36.000 INCHES NOMINAL IN
Heating Element TypeELECTRIC NONIMMERSION
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4520-01-275-9086003-057564-002 POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-275-9087003-057564-004 POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-275-9088057564-005 POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-275-9089003-057564-012 POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-275-9090003-057564-008 POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4520-01-286-8556003-057564-001 POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
Possible match (shared part number)Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Cross-Reference Index
Part NumberManufacturer
003-057564-007 PRIMARY Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
MSCH-3620 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
Reference documents
ReferenceMeaning
003-057564-000 D/9 Drawing number reference only
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Related Parts
4520-01-275-9086POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
003-057564-002
4520-01-275-9087POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
003-057564-004
4520-01-275-9088POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
057564-005
4520-01-275-9089POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
003-057564-012
4520-01-275-9090POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
003-057564-008
4520-01-286-8556POSSIBLE MATCH
HEATER,SPACE,ELECTRIC
003-057564-001

Frequently Asked Questions

What is NSN 4520-01-275-9085?

NSN 4520-01-275-9085 is a Heater,space,electric, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-275-9085?

NSN 4520-01-275-9085 has 2 manufacturer part numbers on file: 003-057564-007 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), MSCH-3620 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).

What NSN replaces 4520-01-275-9085?

6 possible matches (shared part number, not a government interchangeability claim): 4520-01-275-9086, 4520-01-275-9087, 4520-01-275-9088. Verify interchangeability with system specifications before substitution.

What are the specifications of 003-057564-007?

Key specifications for 003-057564-007: Phase: THREE; Inclosure Material: STEEL CORROSION RESISTING; Voltage in Volts: 440.0; Height: 21.000 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-275-9085 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.
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