PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1521CLASS52Meter,arbitrary Scale

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-684-2823 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-684-2823 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-684-2823. Primary manufacturer part number: 1521CLASS52.
Features
  • Meter,arbitrary Scale — FSC 6625
  • Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE
  • Style Designator: ROUND FLUSH MTG
  • Circuit Attachment Method and Quantity: 2 SOLDER STUD
  • Color: UNABLE TO DECODE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Meter Depth Behind Mounting Flange: 1.600 INCHES NOMINAL IN
  • Overall Diameter: 2.695 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,arbitrary Scale, cataloged under National Stock Number 6625-00-684-2823, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Solartron Electronics Inc Weston Instruments Div. Government technical data includes 28 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: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-684-2823
Primary Part Number1521CLASS52
Item NameMeter,arbitrary Scale
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusACTIVE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Style DesignatorROUND FLUSH MTG
Circuit Attachment Method and Quantity2 SOLDER STUD
ColorUNABLE TO DECODE
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Depth Behind Mounting Flange1.600 INCHES NOMINAL IN
Overall Diameter2.695 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Sensitivity Rating10.0 MICROAMPERES
Mounting Facility Type and Quantity3 FLANGE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.210 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Style DesignatorROUND FLUSH MTG
Circuit Attachment Method and Quantity2 SOLDER STUD
ColorUNABLE TO DECODE
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Depth Behind Mounting Flange1.600 INCHES NOMINAL IN
Overall Diameter2.695 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Sensitivity Rating10.0 MICROAMPERES
Mounting Facility Type and Quantity3 FLANGE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.210 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-581-8509 (9010265)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 12
6625-00-581-85099010265 SUCCESSOR
Meter,arbitrary Scale
Us Army Aviation and Missile Command
6625-00-729-57712521-267117 SUCCESSOR
Voltmeter
Custom Metering Company Inc
6625-00-103-0228 INTERCHANGEABLE
Meter,null
6625-00-308-27208011126 INTERCHANGEABLE
Meter,arbitrary Scale
Us Army Aviation and Missile Command
6625-00-523-98198221863 INTERCHANGEABLE
Meter,arbitrary Scale
Us Army Aviation and Missile Command
6625-00-536-64098517780 INTERCHANGEABLE
Ammeter
Us Army Aviation and Missile Command
6625-00-540-899910105473 INTERCHANGEABLE
Ammeter
Us Army Aviation and Missile Command
6625-00-585-53539062995 INTERCHANGEABLE
Ammeter
Us Army Aviation and Missile Command
6625-00-624-0136330C930H02 INTERCHANGEABLE
Multimeter
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6625-00-624-0137331C147H02 INTERCHANGEABLE
Meter,special Scale
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
1521CLASS52 Solartron Electronics Inc Weston Instruments Div (USA)
5495030P1REV1 General Electric Company (USA)
2521-248972 Solartron Electronics Inc Weston Instruments Div (USA)
5495030P1REV1 Mpd Components, Inc. (USA)
248972 Solartron Electronics Inc Weston Instruments Div (USA)
Related Parts
SUCCESSOR 6625-00-581-8509 Meter,arbitrary Scale · 9010265
6625-00-729-5771SUCCESSOR
VOLTMETER
2521-267117
6625-00-103-0228INTERCHANGEABLE
METER,NULL
6625-00-308-2720INTERCHANGEABLE
METER,ARBITRARY SCALE
8011126
6625-00-523-9819INTERCHANGEABLE
METER,ARBITRARY SCALE
8221863
6625-00-536-6409INTERCHANGEABLE
AMMETER
8517780
6625-00-540-8999INTERCHANGEABLE
AMMETER
10105473
6625-00-585-5353INTERCHANGEABLE
AMMETER
9062995
6625-00-624-0136INTERCHANGEABLE
MULTIMETER
330C930H02
6625-00-624-0137INTERCHANGEABLE
METER,SPECIAL SCALE
331C147H02
6625-00-669-0748INTERCHANGEABLE
VOLTMETER
SCB136010
6625-00-669-5364INTERCHANGEABLE
METER,NULL

Frequently Asked Questions

What is NSN 6625-00-684-2823?

NSN 6625-00-684-2823 is a Meter,arbitrary Scale, manufactured by Solartron Electronics Inc Weston Instruments Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-684-2823?

NSN 6625-00-684-2823 has 5 cross-referenced part numbers: 1521CLASS52 (Solartron Electronics Inc Weston Instruments Div), 5495030P1REV1 (General Electric Company), 2521-248972 (Solartron Electronics Inc Weston Instruments Div), 5495030P1REV1 (Mpd Components, Inc.), 248972 (Solartron Electronics Inc Weston Instruments Div).

What NSN replaces 6625-00-684-2823?

There are 12 known substitutes for 6625-00-684-2823: 6625-00-581-8509, 6625-00-729-5771, 6625-00-103-0228 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1521CLASS52?

Key specifications for 1521CLASS52: Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Style Designator: ROUND FLUSH MTG; Circuit Attachment Method and Quantity: 2 SOLDER STUD; Color: UNABLE TO DECODE. 28 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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