PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

021-001064Heater,contoured Semi-Rigid

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5865-01-032-1230 · FSC 5865 · No Item Name Available
Verified by PartsTable
NSN 5865-01-032-1230 — this item is cataloged by the U.S. Government under National Stock Number 5865-01-032-1230. Primary manufacturer part number: 021-001064.
Features
  • Heater,contoured Semi-Rigid — FSC 5865
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,contoured Semi-Rigid, cataloged under National Stock Number 5865-01-032-1230, is classified within Federal Supply Class 5865 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5865-01-032-1230
Primary Part Number021-001064
Item NameHeater,contoured Semi-Rigid
FSC / FSG5865 / 58 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-510-9718113581 INTERCHANGEABLE
Seat,valve
Meggitt North Hollywood Inc
5360-00-600-1009112243 INTERCHANGEABLE
Spring,helical,compression
Hydro-Aire Aerospace Corp
2540-01-111-1846113581 INTERCHANGEABLE
Pad,insulating
Cadillac Gage Textron Inc.
5985-01-283-5611113581 INTERCHANGEABLE
Waveguide Assembly
Frontgrade Technologies Inc.
6625-01-394-224711358-1 INTERCHANGEABLE
Test Set,electronic Systems
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
113581 Electrofilm Manufacturing Company, Llc Dba Electrofilm Manufacturing Co Llc (USA)
021-001064 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
Related Parts
4820-00-510-9718INTERCHANGEABLE
SEAT,VALVE
113581
5360-00-600-1009INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
112243
2540-01-111-1846INTERCHANGEABLE
PAD,INSULATING
113581
5985-01-283-5611INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
113581
6625-01-394-2247INTERCHANGEABLE
TEST SET,ELECTRONIC SYSTEMS
11358-1

Frequently Asked Questions

What is NSN 5865-01-032-1230?

NSN 5865-01-032-1230 is a Heater,contoured Semi-Rigid, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5865 (No Item Name Available). Status: active.

What are the part numbers for NSN 5865-01-032-1230?

NSN 5865-01-032-1230 has 2 cross-referenced part numbers: 113581 (Electrofilm Manufacturing Company, Llc Dba Electrofilm Manufacturing Co Llc), 021-001064 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).

What NSN replaces 5865-01-032-1230?

There are 5 known substitutes for 5865-01-032-1230: 4820-00-510-9718, 5360-00-600-1009, 2540-01-111-1846 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 021-001064?

Key specifications for 021-001064: End Item Identification: COUNTERMEASURES SET AN/ALQ-135(V). 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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