PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-052-2Relay,electromagnetic

Automatic Switch Company Dba Asco · NSN 5945-01-152-4816 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-152-4816 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-152-4816. Primary manufacturer part number: 40-052-2.
Features
  • Relay,electromagnetic — FSC 5945
  • Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Coil Quantity: 1
  • 1 verified cross-reference
  • Primary manufacturer: Automatic Switch Company Dba Asco
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-152-4816, 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 Automatic Switch Company Dba Asco. Government technical data includes 2 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-152-4816
Primary Part Number40-052-2
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerAutomatic Switch Company Dba Asco
StatusACTIVE
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3010-01-229-314340052-2 INTERCHANGEABLE
Sleeve,coupling,flexible
Ameridrives International Llc Dba Ameridrives International Llc
5945-01-288-6954 INTERCHANGEABLE
Relay,rotary
Cross-Reference Index
Part NumberManufacturer
40-052-2 Automatic Switch Company Dba Asco (USA)
Related Parts
3010-01-229-3143INTERCHANGEABLE
SLEEVE,COUPLING,FLEXIBLE
40052-2
5945-01-288-6954INTERCHANGEABLE
RELAY,ROTARY

Frequently Asked Questions

What is NSN 5945-01-152-4816?

NSN 5945-01-152-4816 is a Relay,electromagnetic, manufactured by Automatic Switch Company Dba Asco, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-152-4816?

NSN 5945-01-152-4816 has 1 cross-referenced part number: 40-052-2 (Automatic Switch Company Dba Asco).

What NSN replaces 5945-01-152-4816?

There are 2 known substitutes for 5945-01-152-4816: 3010-01-229-3143, 5945-01-288-6954. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-052-2?

Key specifications for 40-052-2: Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; 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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