PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M12AMixer Stage,frequency

Caes Systems Llc Div Missile Systems Division · NSN 6625-01-012-0337 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-012-0337 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-012-0337. Primary manufacturer part number: M12A.
Features
  • Mixer Stage,frequency — FSC 6625
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Environmental Protection: GENERAL PURPOSE AND VIBRATION
  • Operating Control Method: AUTOMATIC
  • Operating Temp Range: -54.0 TO 100.0 CELSIUS DEGC
  • Average Life Measurement: NOT RATED
  • Installation Design: MECHANICAL
  • Vibration Resistance Amplitude: 22.5 GRAVITATIONAL UNITS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mixer Stage,frequency, cataloged under National Stock Number 6625-01-012-0337, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Caes Systems Llc Div Missile Systems Division. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN6625-01-012-0337
Primary Part NumberM12A
Item NameMixer Stage,frequency
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerCaes Systems Llc Div Missile Systems Division
StatusCANCELLED
Basic Shape StyleRECTANGULAR OR SQUARE
Environmental ProtectionGENERAL PURPOSE AND VIBRATION
Operating Control MethodAUTOMATIC
Operating Temp Range-54.0 TO 100.0 CELSIUS DEGC
Average Life MeasurementNOT RATED
Installation DesignMECHANICAL
Vibration Resistance Amplitude22.5 GRAVITATIONAL UNITS
Overall Gain100.0 MILLIAMPERES
Connection Contact Type and Quantity3 RECEPTACLE, COAXIAL EXTERNAL
Connection TypeCOAXIAL RECEPTACLE FRONT
Circuit Construction TypeSOLID STATE
Average Power Rating Per Channel200.0 MILLIWATTS INPUT
Frequency Per Channel4.0 GIGAHERTZ MINIMUM OPERATING CHANNEL AND 12.0 GIGAHERTZ MAXIMUM OPERATING CHANNEL
Connection TypeCOAXIAL RECEPTACLE LEFT SIDE
FSC Application DataTEST SET,ELECT. EQUIP.
Connection TypeCOAXIAL RECEPTACLE REAR
Attenuation in Decibels6.0
Inclosure TypeENCASED
Basic Shape StyleRECTANGULAR OR SQUARE
Environmental ProtectionGENERAL PURPOSE AND VIBRATION
Operating Control MethodAUTOMATIC
Operating Temp Range-54.0 TO 100.0 CELSIUS DEGC
Average Life MeasurementNOT RATED
Installation DesignMECHANICAL
Vibration Resistance Amplitude22.5 GRAVITATIONAL UNITS
Overall Gain100.0 MILLIAMPERES
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-270-0381 (M12-A)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0600 lbs
Cube0.0043 cu ft
Verified Substitutes 2
5999-01-270-0381M12-A SUCCESSOR
Clip,electrical
K&l Microwave Llc
5975-00-503-3449 INTERCHANGEABLE
Rack,electrical Equipment
Cross-Reference Index
Part NumberManufacturer
M12A Watkins-Johnson Co (USA)
GM821B1 Northrop Grumman Systems Corporation (USA)
M12A PRIMARY Caes Systems Llc Div Missile Systems Division (USA)
Related Parts
SUCCESSOR 5999-01-270-0381 Clip,electrical · M12-A
5975-00-503-3449INTERCHANGEABLE
RACK,ELECTRICAL EQUIPMENT

Frequently Asked Questions

What is NSN 6625-01-012-0337?

NSN 6625-01-012-0337 is a Mixer Stage,frequency, manufactured by Caes Systems Llc Div Missile Systems Division, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-01-012-0337?

NSN 6625-01-012-0337 has 3 cross-referenced part numbers: M12A (Watkins-Johnson Co), GM821B1 (Northrop Grumman Systems Corporation), M12A (Caes Systems Llc Div Missile Systems Division).

What NSN replaces 6625-01-012-0337?

There are 2 known substitutes for 6625-01-012-0337: 5999-01-270-0381, 5975-00-503-3449. Verify interchangeability with system specifications before substitution.

What are the specifications of M12A?

Key specifications for M12A: Basic Shape Style: RECTANGULAR OR SQUARE; Environmental Protection: GENERAL PURPOSE AND VIBRATION; Operating Control Method: AUTOMATIC; Operating Temp Range: -54.0 TO 100.0 CELSIUS DEGC. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-01-012-0337 still in active supply?

NSN 6625-01-012-0337 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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