PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AMM257Meter,modulation

Wayne Kerr Electronics Inc · NSN 6625-01-396-8880 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-396-8880 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-396-8880. Primary manufacturer part number: AMM257.
Features
  • Meter,modulation — FSC 6625
  • Phase: SINGLE
  • Style Designator: RECTANGULAR OR SQUARE
  • Circuit Attachment Method and Quantity: 4 CONNECTOR, PLUG
  • Operating Voltage Rating in Volts: 115.0 AC NOMINAL
  • Frequency Rating: 48.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
  • Installation Design: BENCH
  • Indicator Type: DIAL W/POINTER
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,modulation, cataloged under National Stock Number 6625-01-396-8880, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Wayne Kerr Electronics Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-01-396-8880
Primary Part NumberAMM257
Item NameMeter,modulation
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerWayne Kerr Electronics Inc
StatusACTIVE
PhaseSINGLE
Style DesignatorRECTANGULAR OR SQUARE
Circuit Attachment Method and Quantity4 CONNECTOR, PLUG
Operating Voltage Rating in Volts115.0 AC NOMINAL
Frequency Rating48.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Installation DesignBENCH
Indicator TypeDIAL W/POINTER
Circuit Current for Which DesignedAC
Measurement Range+1.5 TO 2000.0 KILOHERTZ SINGLE INDICATOR ALL RANGES
PhaseSINGLE
Style DesignatorRECTANGULAR OR SQUARE
Circuit Attachment Method and Quantity4 CONNECTOR, PLUG
Operating Voltage Rating in Volts115.0 AC NOMINAL
Frequency Rating48.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Installation DesignBENCH
Indicator TypeDIAL W/POINTER
Circuit Current for Which DesignedAC
Measurement Range+1.5 TO 2000.0 KILOHERTZ SINGLE INDICATOR ALL RANGES
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-452-5761
HAZMATNo
Weight8.0000 lbs
Cube1.4583 cu ft
Verified Substitutes 1
Meter,modulation
Cross-Reference Index
Part NumberManufacturer
AMM257 Wayne Kerr Electronics Inc (USA)
Related Parts
SUCCESSOR 6625-01-452-5761 Meter,modulation

Frequently Asked Questions

What is NSN 6625-01-396-8880?

NSN 6625-01-396-8880 is a Meter,modulation, manufactured by Wayne Kerr Electronics Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-396-8880?

NSN 6625-01-396-8880 has 1 cross-referenced part number: AMM257 (Wayne Kerr Electronics Inc).

What NSN replaces 6625-01-396-8880?

There is 1 known substitute for 6625-01-396-8880: 6625-01-452-5761. Verify interchangeability with system specifications before substitution.

What are the specifications of AMM257?

Key specifications for AMM257: Overall Length: 305.0 MILLIMETERS NOMINAL MM; Phase: SINGLE; Style Designator: RECTANGULAR OR SQUARE; Circuit Attachment Method and Quantity: 4 CONNECTOR, PLUG. 24 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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