PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53RNMeter,arbitrary Scale

Jewell Instruments Llc · NSN 6625-00-816-7121 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-816-7121 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-816-7121. Primary manufacturer part number: 53RN.
Features
  • Meter,arbitrary Scale — FSC 6625
  • Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S)
  • Accuracy in Percent: -5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Meter Depth Behind Mounting Flange: 2.016 INCHES NOMINAL IN
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Color: UNABLE TO DECODE
  • Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
Applications
  • Applications requiring Plastic construction
General Description

The Meter,arbitrary Scale, cataloged under National Stock Number 6625-00-816-7121, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-816-7121
Primary Part Number53RN
Item NameMeter,arbitrary Scale
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJewell Instruments Llc
StatusACTIVE
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Accuracy in Percent-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange2.016 INCHES NOMINAL IN
Movement TypeMOVING COIL, PERMANENT MAGNET
ColorUNABLE TO DECODE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Style DesignatorROUND FLUSH MTG
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY THE SPECIAL FEATURES REQUIREMENT
Overall Diameter3.510 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Circuit Current for Which DesignedDC
Mounting Hole Diameter0.156 INCHES NOMINAL IN
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Bolt Circle Diameter3.156 INCHES NOMINAL IN
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.797 INCHES NOMINAL IN
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Accuracy in Percent-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange2.016 INCHES NOMINAL IN
Movement TypeMOVING COIL, PERMANENT MAGNET
ColorUNABLE TO DECODE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Style DesignatorROUND FLUSH MTG
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY THE SPECIAL FEATURES REQUIREMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6625-00-992-48142270609 SUCCESSOR
Voltmeter
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-00-234-3094 INTERCHANGEABLE
Voltmeter
6625-00-504-232453RN INTERCHANGEABLE
Meter,arbitrary Scale
Jewell Instruments Llc
6625-00-539-8348 INTERCHANGEABLE
Ammeter
6625-00-553-1577 INTERCHANGEABLE
Ammeter
6625-00-669-5069SCD6483 INTERCHANGEABLE
Multimeter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6625-00-812-0833 INTERCHANGEABLE
Ammeter
6625-00-984-7249 INTERCHANGEABLE
Ammeter
6625-01-010-569953RN-0-500UADC INTERCHANGEABLE
Ammeter
Jewell Instruments Llc
Cross-Reference Index
Part NumberManufacturer
53RN Jewell Instruments Llc (USA)
35166-1 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
035166-0001 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
Related Parts
6625-00-992-4814SUCCESSOR
VOLTMETER
2270609
6625-00-234-3094INTERCHANGEABLE
VOLTMETER
6625-00-504-2324INTERCHANGEABLE
METER,ARBITRARY SCALE
53RN
6625-00-539-8348INTERCHANGEABLE
AMMETER
6625-00-553-1577INTERCHANGEABLE
AMMETER
6625-00-669-5069INTERCHANGEABLE
MULTIMETER
SCD6483
6625-00-812-0833INTERCHANGEABLE
AMMETER
6625-00-984-7249INTERCHANGEABLE
AMMETER
6625-01-010-5699INTERCHANGEABLE
AMMETER
53RN-0-500UADC

Frequently Asked Questions

What is NSN 6625-00-816-7121?

NSN 6625-00-816-7121 is a Meter,arbitrary Scale, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-816-7121?

NSN 6625-00-816-7121 has 3 cross-referenced part numbers: 53RN (Jewell Instruments Llc), 35166-1 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 035166-0001 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")).

What NSN replaces 6625-00-816-7121?

There are 9 known substitutes for 6625-00-816-7121: 6625-00-992-4814, 6625-00-234-3094, 6625-00-504-2324 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 53RN?

Key specifications for 53RN: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Accuracy in Percent: -5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Meter Depth Behind Mounting Flange: 2.016 INCHES NOMINAL IN; Movement Type: MOVING COIL, PERMANENT MAGNET. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com