PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64D21132Meter,multiple Scale

San Antonio Air Logistics Center · NSN 6625-00-649-4938 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-649-4938 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-649-4938. Primary manufacturer part number: 64D21132.
Features
  • Meter,multiple Scale — FSC 6625
  • Style Designator: ROUND FLUSH MTG
  • Nuclear Hardness Critical Feature: NONHARDENED
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Pointer Color: BLACK SINGLE INDICATOR ALL RANGES
  • Power Source: EXTERNAL
  • Circuit Attachment Method and Quantity: 2 SOLDER STUD
  • Measurement Range: +0.0 TO 2.5 VOLTS, DC SINGLE INDICATOR FIFTH RANGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,multiple Scale, cataloged under National Stock Number 6625-00-649-4938, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is San Antonio Air Logistics Center. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-649-4938
Primary Part Number64D21132
Item NameMeter,multiple Scale
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSan Antonio Air Logistics Center
StatusCANCELLED
Style DesignatorROUND FLUSH MTG
Nuclear Hardness Critical FeatureNONHARDENED
FSC Application DataTEST SET,ELECT. EQUIP.
Pointer ColorBLACK SINGLE INDICATOR ALL RANGES
Power SourceEXTERNAL
Circuit Attachment Method and Quantity2 SOLDER STUD
Measurement Range+0.0 TO 2.5 VOLTS, DC SINGLE INDICATOR FIFTH RANGE
Measurement Range+0.0 TO 5.0 VOLTS, AC SINGLE INDICATOR SECOND RANGE
Measurement Range+0.0 TO 5000.0 OHMS SINGLE INDICATOR FIRST RANGE
Movement TypeMOVING IRON VANE
Meter Depth Behind Mounting Flange1.375 INCHES MAXIMUM IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Movement Suspension MethodTAUT BAND
Scale Division Quantity50 SINGLE INDICATOR FIFTH RANGE
Mounting Bolt Circle Diameter4.120 INCHES NOMINAL IN
Scale Graduation TypeLINEAR SINGLE INDICATOR SEVENTH RANGE
Measurement Range+0.0 TO 5.0 VOLTS, DC SINGLE INDICATOR SIXTH RANGE
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Measurement Range+0.0 TO 10.0 VOLTS, AC SINGLE INDICATOR THIRD RANGE
Dial Scale Marking ColorGREEN SINGLE INDICATOR FIRST RANGE
Dial Scale Marking ColorBLUE SINGLE INDICATOR THIRD RANGE
Dial Scale Marking ColorBLUE SINGLE INDICATOR FOURTH RANGE
Scale Graduation TypeNONLINEAR SINGLE INDICATOR FIRST RANGE
Features ProvidedZERO ADJUSTER
Dial Scale Marking ColorBLACK SINGLE INDICATOR FIFTH RANGE
Scale Graduation TypeNONLINEAR SINGLE INDICATOR THIRD RANGE
Overall Diameter4.570 INCHES MAXIMUM IN
Scale Graduation TypeNONLINEAR SINGLE INDICATOR FOURTH RANGE
Installation DesignPANEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJZ
Weight1.2300 lbs
Cube0.1083 cu ft
Verified Substitutes 2
No Item Name Available
6240-00-155-7919313R INTERCHANGEABLE
Lamp,incandescent
Lighting Components and Design Incorporated Dba Lc&d
Cross-Reference Index
Part NumberManufacturer
64D21132 San Antonio Air Logistics Center (USA)
56-4022 Crane Electronics, Inc. (USA)
410-04400 Phaostron Instrument and Electronic Company (USA)
450TYPE433 Q V S Inc (USA)
56-4022-1 Crane Electronics, Inc. (USA)
Related Parts
6625-00-539-9189SUCCESSOR
NO ITEM NAME AVAILABLE
6240-00-155-7919INTERCHANGEABLE
LAMP,INCANDESCENT
313R

Frequently Asked Questions

What is NSN 6625-00-649-4938?

NSN 6625-00-649-4938 is a Meter,multiple Scale, manufactured by San Antonio Air Logistics Center, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-649-4938?

NSN 6625-00-649-4938 has 5 cross-referenced part numbers: 64D21132 (San Antonio Air Logistics Center), 56-4022 (Crane Electronics, Inc.), 410-04400 (Phaostron Instrument and Electronic Company), 450TYPE433 (Q V S Inc), 56-4022-1 (Crane Electronics, Inc.).

What NSN replaces 6625-00-649-4938?

There are 2 known substitutes for 6625-00-649-4938: 6625-00-539-9189, 6240-00-155-7919. Verify interchangeability with system specifications before substitution.

What are the specifications of 64D21132?

Key specifications for 64D21132: Style Designator: ROUND FLUSH MTG; Nuclear Hardness Critical Feature: NONHARDENED; FSC Application Data: TEST SET,ELECT. EQUIP.; Pointer Color: BLACK SINGLE INDICATOR ALL RANGES. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-649-4938 still in active supply?

NSN 6625-00-649-4938 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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