PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

181672Power Relay

Telemechanics Inc · NSN 5945-00-391-6274 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-391-6274 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-391-6274. Primary manufacturer part number: 181672.
Features
  • Power Relay — FSC 5945
  • 2 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Power Relay, cataloged under National Stock Number 5945-00-391-6274, 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 Telemechanics Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePower Relay
FSC / FSG5945 — No Item Name Available (FSG 59)
ManufacturersAmerican Telephone and Telegraph Co (CAGE 64959); Telemechanics Inc (CAGE 57712)
Technical Specifications
ParameterValue
NSN5945-00-391-6274
Primary Part Number181672
Item NamePower Relay
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6620-00-557-0582 INTERCHANGEABLE
Indicator,pressure
Cross-Reference Index
Part NumberManufacturer
181672 American Telephone and Telegraph Co (USA)
181672 PRIMARY Telemechanics Inc (USA)
Related Parts
6620-00-557-0582INTERCHANGEABLE
INDICATOR,PRESSURE

Frequently Asked Questions

What is NSN 5945-00-391-6274?

NSN 5945-00-391-6274 is a Power Relay, manufactured by Telemechanics Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-391-6274?

NSN 5945-00-391-6274 has 2 cross-referenced part numbers: 181672 (American Telephone and Telegraph Co), 181672 (Telemechanics Inc).

What NSN replaces 5945-00-391-6274?

There is 1 known substitute for 5945-00-391-6274: 6620-00-557-0582. Verify interchangeability with system specifications before substitution.

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