PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21443Relay,electromagnetic

Clayton Manufacturing Company · NSN 5945-00-945-5441 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-945-5441 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-945-5441. Primary manufacturer part number: 21443.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding Quantity: 1
  • Coil Quantity: 1
  • 2 verified cross-references
  • Primary manufacturer: Clayton Manufacturing Company
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-945-5441, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Clayton Manufacturing Company. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-945-5441
Primary Part Number21443
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerClayton Manufacturing Company
StatusACTIVE
Winding Quantity1
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-115-3864 INTERCHANGEABLE
Reducer,tube
5310-00-208-2855 INTERCHANGEABLE
Nut,plain,hexagon
3120-00-354-64061A21-443 INTERCHANGEABLE
Bearing,sleeve
Fwd Seagrave Holdings Lp
6625-00-525-048821443 INTERCHANGEABLE
Case,test Set
L3harris Technologies, Inc. Div Space and Airborne Systems
5970-00-708-87142-144-3 INTERCHANGEABLE
Insulator,plate
Precision Aerospace Corporation Dba Precision Engine Control
6665-00-761-295221443 INTERCHANGEABLE
Cord,probe,retractible
Mirion Technologies (canberra), Inc.
5998-00-848-897821443-1 INTERCHANGEABLE
Circuit Card Assembly
Rex Systems Incorporated Dba Rex Systems Inc
6685-01-511-232921443 INTERCHANGEABLE
Probe,humidity-Temperature
Rdf Corporation
8030-01-512-487821443 INTERCHANGEABLE
Sealing Compound
Loctite Corp
5365-01-601-4664 INTERCHANGEABLE
Shim
Cross-Reference Index
Part NumberManufacturer
21443 Clayton Manufacturing Company (USA)
CR154A002BDA General Electric Co General Purpose Control Dept (USA)
Related Parts
4730-00-115-3864INTERCHANGEABLE
REDUCER,TUBE
5310-00-208-2855INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3120-00-354-6406INTERCHANGEABLE
BEARING,SLEEVE
1A21-443
6625-00-525-0488INTERCHANGEABLE
CASE,TEST SET
21443
5970-00-708-8714INTERCHANGEABLE
INSULATOR,PLATE
2-144-3
6665-00-761-2952INTERCHANGEABLE
CORD,PROBE,RETRACTIBLE
21443
5998-00-848-8978INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21443-1
6685-01-511-2329INTERCHANGEABLE
PROBE,HUMIDITY-TEMPERATURE
21443
8030-01-512-4878INTERCHANGEABLE
SEALING COMPOUND
21443
5365-01-601-4664INTERCHANGEABLE
SHIM

Frequently Asked Questions

What is NSN 5945-00-945-5441?

NSN 5945-00-945-5441 is a Relay,electromagnetic, manufactured by Clayton Manufacturing Company, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-945-5441?

NSN 5945-00-945-5441 has 2 cross-referenced part numbers: 21443 (Clayton Manufacturing Company), CR154A002BDA (General Electric Co General Purpose Control Dept).

What NSN replaces 5945-00-945-5441?

There are 10 known substitutes for 5945-00-945-5441: 4730-00-115-3864, 5310-00-208-2855, 3120-00-354-6406 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21443?

Key specifications for 21443: Winding Quantity: 1; Coil Quantity: 1. 2 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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