PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16891Relay,meter Movement

Simpson Electric Company, Inc. · NSN 5945-01-110-3520 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-110-3520 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-110-3520. Primary manufacturer part number: 16891.
Features
  • Relay,meter Movement — FSC 5945
  • Mounting Flange Length: 5.840 INCHES NOMINAL IN
  • Scale Division Quantity: 100
  • Scale Unit of Measure Inscription: AMPERES
  • Main Contact Current Rating: 10.0 AMPERES NOMINAL
  • Meter Movement Current Type: AC
  • Mounting Configuration: FOUR 0.138-32 IN. THD MTG STUDS SPACED ON 5.250 IN. BY 3.000 IN. MTG CENTERS IN
  • Meter Body Diameter: 2.720 INCHES NOMINAL IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,meter Movement, cataloged under National Stock Number 5945-01-110-3520, 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 Simpson Electric Company, Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-110-3520
Primary Part Number16891
Item NameRelay,meter Movement
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Mounting Flange Length5.840 INCHES NOMINAL IN
Scale Division Quantity100
Scale Unit of Measure InscriptionAMPERES
Main Contact Current Rating10.0 AMPERES NOMINAL
Meter Movement Current TypeAC
Mounting ConfigurationFOUR 0.138-32 IN. THD MTG STUDS SPACED ON 5.250 IN. BY 3.000 IN. MTG CENTERS IN
Meter Body Diameter2.720 INCHES NOMINAL IN
Environmental ProtectionDUSTPROOF
Meter Mounting TypeFLUSH
Meter Movement Frequency Rating50.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM
Meter Movement Range DirectionLEFT TO RIGHT
Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Current TypeAC
Meter Depth to Mounting Flange4.250 INCHES NOMINAL IN
Voltage Rating115.0 VOLTS NOMINAL
Scale Measurement Range+0.0 TO 100.0
Meter Movement Current Range+0.0 TO 100.0 AMPERES
Mounting Flange Width4.620 INCHES NOMINAL IN
Scale LinearityNONLINEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
1650-00-094-8105 INTERCHANGEABLE
Handle,manual Contr
5110-00-204-0723 INTERCHANGEABLE
File,hand
5305-00-331-948416891 INTERCHANGEABLE
Setscrew
Parker Hannifin Corporation Div Aerospace Group Headquarters
5340-01-031-4472 INTERCHANGEABLE
Bumper
5962-01-473-047916891 INTERCHANGEABLE
Microcircuit,memory
Itw Food Equipment Group Llc Dba Gaylord Industries
Cross-Reference Index
Part NumberManufacturer
16891 Simpson Electric Company, Inc. (USA)
3326XA Simpson Electric Company, Inc. (USA)
643-0004 Robert H Wager Co Inc (USA)
3326AIXA-DSP/0-1MA/0-100FACE Simpson Electric Company, Inc. (USA)
Related Parts
1650-00-094-8105INTERCHANGEABLE
HANDLE,MANUAL CONTR
5110-00-204-0723INTERCHANGEABLE
FILE,HAND
5305-00-331-9484INTERCHANGEABLE
SETSCREW
16891
5340-01-031-4472INTERCHANGEABLE
BUMPER
5962-01-473-0479INTERCHANGEABLE
MICROCIRCUIT,MEMORY
16891

Frequently Asked Questions

What is NSN 5945-01-110-3520?

NSN 5945-01-110-3520 is a Relay,meter Movement, manufactured by Simpson Electric Company, Inc., classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-110-3520?

NSN 5945-01-110-3520 has 4 cross-referenced part numbers: 16891 (Simpson Electric Company, Inc.), 3326XA (Simpson Electric Company, Inc.), 643-0004 (Robert H Wager Co Inc), 3326AIXA-DSP/0-1MA/0-100FACE (Simpson Electric Company, Inc.).

What NSN replaces 5945-01-110-3520?

There are 5 known substitutes for 5945-01-110-3520: 1650-00-094-8105, 5110-00-204-0723, 5305-00-331-9484 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16891?

Key specifications for 16891: Mounting Flange Length: 5.840 INCHES NOMINAL IN; Scale Division Quantity: 100; Scale Unit of Measure Inscription: AMPERES; Main Contact Current Rating: 10.0 AMPERES NOMINAL. 19 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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