PartsTable TECHNICAL DATA SHEET
NSN 4520-01-251-4222Government record, cited

Heating Element, Electrical, Nonim4520-01-251-4222

NSN 4520-01-251-4222 · NIIN 012514222 · Part number SNH09
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 4520-01-251-4222 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-251-4222. Manufacturer of record part number: SNH09.
Also searched as  4520-01-251-4222 · 4520012514222 · NIIN 012514222 · 01-251-4222 · FSC 4520 Space and Water Heating Equipment · CAGE 65586 · SNH09 · 133735
Nearby stock numbers  ·
Features
  • Heating Element,electrical,nonim — FSC 4520
  • Terminal Quantity: 2
  • Length: 8.500 INCHES NOMINAL IN
  • Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE
  • Body Style: STRIP ELEMENT
  • Maximum Wattage Rating in Watts: 300.0 SINGLE VOLTAGE
  • Terminal Length: 0.6875 INCHES NOMINAL IN
  • Element Connection Style: STUD TYPE
Identification
  • NSN: 4520-01-251-4222
  • NIIN: 012514222
  • FSC: 4520 — Space and Water Heating Equipment
  • FSG: 45 — Plumbing, Heating, and Waste Disposal
  • Primary part number: SNH09
  • Manufacturer: Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-251-4222, 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 13 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-251-4222
Primary Part NumberSNH09
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — Space and Water Heating Equipment
ManufacturerChromalox Inc Dba Chromalox Precision Heat and Control, Inc
StatusACTIVE
Terminal Quantity2
Length8.500 INCHES NOMINAL IN
Voltage in Volts and Current Type120.0 AC SINGLE VOLTAGE
Body StyleSTRIP ELEMENT
Maximum Wattage Rating in Watts300.0 SINGLE VOLTAGE
Terminal Length0.6875 INCHES NOMINAL IN
Element Connection StyleSTUD TYPE
Heat Quantity1
Watt Density Rating20.0 PER SQUARE INCH SINGLE VOLTAGE
Element Radiation SpectrumNONINFRARED
Width0.9375 INCHES NOMINAL IN
MaterialCHROMIUM SHEATH
Element Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
SNH09 PRIMARY Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
133735 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
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 4520-01-251-4222?

NSN 4520-01-251-4222 is a Heating Element,electrical,nonim, 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 4520-01-251-4222?

NSN 4520-01-251-4222 has 2 manufacturer part numbers on file: SNH09 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 133735 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).

What are the specifications of SNH09?

Key specifications for SNH09: Terminal Quantity: 2; Length: 8.500 INCHES NOMINAL IN; Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE; Body Style: STRIP ELEMENT. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-251-4222 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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