PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12252Relay,electromagnetic

Tenor Controls Inc · NSN 5945-01-177-8906 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-177-8906 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-177-8906. Primary manufacturer part number: 12252.
Features
  • Relay,electromagnetic — FSC 5945
  • Duty Type: CONTINUOUS
  • Winding Quantity: 1
  • Energizing Element Power Rating: 8.5 VOLTS-AMPERES
  • Main Contact Load Current Rating at Maximum Rated Voltage: 6.0 AMPERES AC AND 6.0 AMPERES DC RESISTIVE LOAD
  • Terminal Type and Quantity: 12 SCREW ALL FUNCTIONS
  • Time Delay: 0.20 SECONDS MINIMUM AND 60.00 HOURS MAXIMUM ADJUSTABLE OPERATE AND RELEASE TIME
  • Operating Voltage Rating and Type at Specified Temp: 120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-177-8906, 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 Tenor Controls Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-177-8906
Primary Part Number12252
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTenor Controls Inc
StatusACTIVE
Duty TypeCONTINUOUS
Winding Quantity1
Energizing Element Power Rating8.5 VOLTS-AMPERES
Main Contact Load Current Rating at Maximum Rated Voltage6.0 AMPERES AC AND 6.0 AMPERES DC RESISTIVE LOAD
Terminal Type and Quantity12 SCREW ALL FUNCTIONS
Time Delay0.20 SECONDS MINIMUM AND 60.00 HOURS MAXIMUM ADJUSTABLE OPERATE AND RELEASE TIME
Operating Voltage Rating and Type at Specified Temp120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Frequency in Hertz50.0 MINIMUM AND 60.0 MAXIMUM
Coil Quantity1
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION AND 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Maximum Voltage Rating in Volts250.0 AC AND 250.0 DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-189-9297 INTERCHANGEABLE
Drill,twist
5133-00-228-1350 INTERCHANGEABLE
Drill,twist
6115-00-371-5266D105822 INTERCHANGEABLE
Winding,rotor
Electric Machinery Dresser Industries Inc
2510-00-679-45197092048 INTERCHANGEABLE
Shock Absorber,direct Action
U S Army Tank Automotive Command Amsta-Im-Mm
5930-00-841-3398NA5-7688B INTERCHANGEABLE
Switch,pressure
The Boeing Company Div Legacy Am&m
3020-01-150-93121225-2 INTERCHANGEABLE
Link,roller Chain
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
3455-01-203-272812252 INTERCHANGEABLE
Trepanning Tool,machine
Hougen Manufacturing, Inc
3950-01-225-149012252 INTERCHANGEABLE
Toggle,brake
Lake Shore Systems, Inc.
3990-01-351-680712252 INTERCHANGEABLE
Roller Unit,rail Type
DP Manufacturing Inc.
3120-01-392-2045 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
12252 Tenor Controls Inc (USA)
Related Parts
5133-00-189-9297INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1350INTERCHANGEABLE
DRILL,TWIST
6115-00-371-5266INTERCHANGEABLE
WINDING,ROTOR
D105822
2510-00-679-4519INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
7092048
5930-00-841-3398INTERCHANGEABLE
SWITCH,PRESSURE
NA5-7688B
3020-01-150-9312INTERCHANGEABLE
LINK,ROLLER CHAIN
1225-2
3455-01-203-2728INTERCHANGEABLE
TREPANNING TOOL,MACHINE
12252
3950-01-225-1490INTERCHANGEABLE
TOGGLE,BRAKE
12252
3990-01-351-6807INTERCHANGEABLE
ROLLER UNIT,RAIL TYPE
12252
3120-01-392-2045INTERCHANGEABLE
BEARING,SLEEVE
3040-01-413-6015INTERCHANGEABLE
SHAFT,SHOULDERED
A-801-12253-32
3040-01-413-6017INTERCHANGEABLE
SHAFT,SHOULDERED
A-801-12252

Frequently Asked Questions

What is NSN 5945-01-177-8906?

NSN 5945-01-177-8906 is a Relay,electromagnetic, manufactured by Tenor Controls Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-177-8906?

NSN 5945-01-177-8906 has 1 cross-referenced part number: 12252 (Tenor Controls Inc).

What NSN replaces 5945-01-177-8906?

There are 12 known substitutes for 5945-01-177-8906: 5133-00-189-9297, 5133-00-228-1350, 6115-00-371-5266 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12252?

Key specifications for 12252: Duty Type: CONTINUOUS; Winding Quantity: 1; Energizing Element Power Rating: 8.5 VOLTS-AMPERES; Main Contact Load Current Rating at Maximum Rated Voltage: 6.0 AMPERES AC AND 6.0 AMPERES DC RESISTIVE LOAD. 11 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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