PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1301TYPE49Ammeter

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-821-6434 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-821-6434 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-821-6434. Primary manufacturer part number: 1301TYPE49.
Features
  • Ammeter — FSC 6625
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Style Designator: RECTANGULAR FLUSH MTG
  • Sensitivity Rating: 100.0 MILLIVOLTS
  • Mounting Facility Type and Quantity: 4 FLANGE
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Movement Type: MOVING IRON VANE
  • Material: PLASTIC
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-821-6434, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-821-6434
Primary Part Number1301TYPE49
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusACTIVE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Sensitivity Rating100.0 MILLIVOLTS
Mounting Facility Type and Quantity4 FLANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
MaterialPLASTIC
ColorUNABLE TO DECODE
Measurement Range+0.0 TO 200.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange1.020 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Circuit Attachment Method and Quantity2 SOLDER STUD
Center to Center Distance Between Mounting Facilities Parallel to Width2.240 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Center to Center Distance Between Mounting Facilities Parallel to Length2.240 INCHES NOMINAL IN
Movement Suspension MethodTAUT BAND
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Sensitivity Rating100.0 MILLIVOLTS
Mounting Facility Type and Quantity4 FLANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
MaterialPLASTIC
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-822-5769 (1301TYPE49)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Verified Substitutes 4
6625-00-822-57691301TYPE49 SUCCESSOR
Ammeter
Custom Metering Company Inc
6625-00-067-6000301-1603039 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
6625-00-713-0199 INTERCHANGEABLE
Ammeter
6625-00-821-6598 INTERCHANGEABLE
No Item Name Available
Cross-Reference Index
Part NumberManufacturer
1301TYPE49 Solartron Electronics Inc Weston Instruments Div (USA)
EDM20-012 Veeco Instruments Inc Lambda Div (USA)
Related Parts
SUCCESSOR 6625-00-822-5769 Ammeter · 1301TYPE49
6625-00-067-6000INTERCHANGEABLE
VOLTMETER
301-1603039
6625-00-713-0199INTERCHANGEABLE
AMMETER
6625-00-821-6598INTERCHANGEABLE
NO ITEM NAME AVAILABLE

Frequently Asked Questions

What is NSN 6625-00-821-6434?

NSN 6625-00-821-6434 is a Ammeter, 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 6625-00-821-6434?

NSN 6625-00-821-6434 has 2 cross-referenced part numbers: 1301TYPE49 (Solartron Electronics Inc Weston Instruments Div), EDM20-012 (Veeco Instruments Inc Lambda Div).

What NSN replaces 6625-00-821-6434?

There are 4 known substitutes for 6625-00-821-6434: 6625-00-822-5769, 6625-00-067-6000, 6625-00-713-0199 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1301TYPE49?

Key specifications for 1301TYPE49: Overall Width: 3.000 INCHES NOMINAL IN; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Style Designator: RECTANGULAR FLUSH MTG; Sensitivity Rating: 100.0 MILLIVOLTS. 30 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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