PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KRF160N028Relay,thermal

Radiodetection, Llc · NSN 5945-00-683-4040 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-683-4040 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-683-4040. Primary manufacturer part number: KRF160N028.
Features
  • Relay,thermal — FSC 5945
  • Terminal Type and Quantity: 7 PIN
  • Delay Time in Seconds: 1.0 FIXED RELEASE MINIMUM AND 2.0 FIXED RELEASE MAXIMUM
  • Heater Power Rating in Watts: 4.0
  • Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN
  • Heater Voltage Rating in Volts: 26.5
  • Contact Maximum Current Rating in Amps: 2.0 AC
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-683-4040, 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 Radiodetection, Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-683-4040
Primary Part NumberKRF160N028
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRadiodetection, Llc
StatusCANCELLED
Terminal Type and Quantity7 PIN
Delay Time in Seconds1.0 FIXED RELEASE MINIMUM AND 2.0 FIXED RELEASE MAXIMUM
Heater Power Rating in Watts4.0
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
Heater Voltage Rating in Volts26.5
Contact Maximum Current Rating in Amps2.0 AC
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Environmental ProtectionSALT WATER RESISTANT AND SHOCK PROOF AND SAND PROOF AND DUSTPROOF AND WATERTIGHT AND FUNGUS PROOF
Overall Diameter0.875 INCHES NOMINAL IN
Contact Maximum Voltage Rating in Volts115.0 AC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-032-94893147 INTERCHANGEABLE
Inserter and Remover,bearing and
Allison Transmission Inc Dba Allison Transmission, Inc
3110-00-100-4446 INTERCHANGEABLE
Bearing,roller,tapered
6515-00-110-81723147 INTERCHANGEABLE
Glove,patient Examining
Johnson and Johnson Medical Inc Sub of Johnson and Johnson
5310-00-151-88723147 INTERCHANGEABLE
Nut,plain,hexagon
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3455-00-254-847254-10007 INTERCHANGEABLE
Cutter,milling,concave
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5995-00-264-7839CX-1334/U-6FT INTERCHANGEABLE
Cable Assembly,special Purpose,e
Joint Electronics Type Designation System
5325-00-282-5595A2622H INTERCHANGEABLE
Ring,retaining
H20 Tank Inc U S Motors Div
3020-00-477-66923147 INTERCHANGEABLE
Gear Assembly,main
Kearflex Engineering Company
5315-00-840-0877 INTERCHANGEABLE
Pin,grooved,headed
6105-01-010-0087 INTERCHANGEABLE
Motor,alternating Current
Cross-Reference Index
Part NumberManufacturer
KRF160N028 Radiodetection, Llc (USA)
RF160N028-160 Radiodetection, Llc (USA)
1176003P7 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
RF162N0-28 Radiodetection, Llc (USA)
3147 Thermal Controls Div of Magnetic Windings Co (USA)
Related Parts
5120-00-032-9489INTERCHANGEABLE
INSERTER AND REMOVER,BEARING AND
3147
3110-00-100-4446INTERCHANGEABLE
BEARING,ROLLER,TAPERED
6515-00-110-8172INTERCHANGEABLE
GLOVE,PATIENT EXAMINING
3147
5310-00-151-8872INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3147
3455-00-254-8472INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
54-10007
5995-00-264-7839INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
CX-1334/U-6FT
5325-00-282-5595INTERCHANGEABLE
RING,RETAINING
A2622H
3020-00-477-6692INTERCHANGEABLE
GEAR ASSEMBLY,MAIN
3147
5315-00-840-0877INTERCHANGEABLE
PIN,GROOVED,HEADED
6105-01-010-0087INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5985-01-100-5508INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
128AX-25
1680-01-331-9105INTERCHANGEABLE
MESH,NYLON
3147

Frequently Asked Questions

What is NSN 5945-00-683-4040?

NSN 5945-00-683-4040 is a Relay,thermal, manufactured by Radiodetection, Llc, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-683-4040?

NSN 5945-00-683-4040 has 5 cross-referenced part numbers: KRF160N028 (Radiodetection, Llc), RF160N028-160 (Radiodetection, Llc), 1176003P7 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), RF162N0-28 (Radiodetection, Llc), 3147 (Thermal Controls Div of Magnetic Windings Co).

What NSN replaces 5945-00-683-4040?

There are 12 known substitutes for 5945-00-683-4040: 5120-00-032-9489, 3110-00-100-4446, 6515-00-110-8172 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KRF160N028?

Key specifications for KRF160N028: Terminal Type and Quantity: 7 PIN; Delay Time in Seconds: 1.0 FIXED RELEASE MINIMUM AND 2.0 FIXED RELEASE MAXIMUM; Heater Power Rating in Watts: 4.0; Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-683-4040 still in active supply?

NSN 5945-00-683-4040 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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