PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P1DA-E25-A1SAmmeter

La Marche Mfg Co. Dba La Marche · NSN 6625-01-349-0258 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-349-0258 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-349-0258. Primary manufacturer part number: P1DA-E25-A1S.
Features
  • Ammeter — FSC 6625
  • Surface Treatment: ZINC
  • Circuit Current for Which Designed: DC
  • Installation Design: PANEL
  • Indicator Type: DIAL W/POINTER
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Scale Division Quantity: 25 SINGLE INDICATOR SINGLE RANGE
  • Mounting Stud Length: 1.219 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-01-349-0258, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is La Marche Mfg Co. Dba La Marche. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-349-0258
Primary Part NumberP1DA-E25-A1S
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerLa Marche Mfg Co. Dba La Marche
StatusACTIVE
Surface TreatmentZINC
Circuit Current for Which DesignedDC
Installation DesignPANEL
Indicator TypeDIAL W/POINTER
Nuclear Hardness Critical FeatureNONHARDENED
Scale Division Quantity25 SINGLE INDICATOR SINGLE RANGE
Mounting Stud Length1.219 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.625 INCHES NOMINAL IN
Panel for Which DesignedMAGNETIC OR NONMAGNETIC
Mounting Arrangement StyleTWO HOLE/STUD
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Body Diameter Behind Mounting Flange2.000 INCHES NOMINAL IN
Furnished Items and QuantityNUT 2; WASHER 2
Distance Between Mounting Facility Centers2.784 INCHES MINIMUM AND 2.825 INCHES MAXIMUM IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
FSC Application DataTEST SET,ELECT. EQUIP.
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
Power SourceEXTERNAL
Mounting Stud Diameter0.190 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 THREADED STUD(S)
ColorUNABLE TO DECODE
Measurement Range+0.0 TO 25.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 THREADED STUD
Movement Suspension MethodJEWEL PIVOT BASE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-669-5747 (44)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 6
6625-00-669-574744 SUCCESSOR
Multimeter
Sterling Mfg Co
5999-00-195-9677 INTERCHANGEABLE
Clip,electrical
7045-01-086-2044 INTERCHANGEABLE
Tape,electronic Data Processing
6625-01-341-9674P1DV-E35-A3S INTERCHANGEABLE
Voltmeter
La Marche Mfg Co. Dba La Marche
6625-01-342-3459P1DA-E130-A1S INTERCHANGEABLE
Ammeter
La Marche Mfg Co. Dba La Marche
6625-01-349-0256P1DV-E20-A3S INTERCHANGEABLE
Voltmeter
La Marche Mfg Co. Dba La Marche
Cross-Reference Index
Part NumberManufacturer
P1DA-E20-A1S La Marche Mfg Co. Dba La Marche (USA)
44 Emico Inc (USA)
21-132-LM Prime Technology Llc (USA)
P1DA-E25-A1S PRIMARY La Marche Mfg Co. Dba La Marche (USA)
Related Parts
SUCCESSOR 6625-00-669-5747 Multimeter · 44
5999-00-195-9677INTERCHANGEABLE
CLIP,ELECTRICAL
7045-01-086-2044INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
6625-01-341-9674INTERCHANGEABLE
VOLTMETER
P1DV-E35-A3S
6625-01-342-3459INTERCHANGEABLE
AMMETER
P1DA-E130-A1S
6625-01-349-0256INTERCHANGEABLE
VOLTMETER
P1DV-E20-A3S

Frequently Asked Questions

What is NSN 6625-01-349-0258?

NSN 6625-01-349-0258 is a Ammeter, manufactured by La Marche Mfg Co. Dba La Marche, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-349-0258?

NSN 6625-01-349-0258 has 4 cross-referenced part numbers: P1DA-E20-A1S (La Marche Mfg Co. Dba La Marche), 44 (Emico Inc), 21-132-LM (Prime Technology Llc), P1DA-E25-A1S (La Marche Mfg Co. Dba La Marche).

What NSN replaces 6625-01-349-0258?

There are 6 known substitutes for 6625-01-349-0258: 6625-00-669-5747, 5999-00-195-9677, 7045-01-086-2044 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P1DA-E25-A1S?

Key specifications for P1DA-E25-A1S: Surface Treatment: ZINC; Overall Width: 2.813 INCHES NOMINAL IN; Circuit Current for Which Designed: DC; Installation Design: PANEL. 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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