PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9750Test Set,thermostatic Switch

Msp Aviation, Inc. Dba Msp Maufacturing · NSN 6625-00-649-2823 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-649-2823 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-649-2823. Primary manufacturer part number: 9750.
Features
  • Test Set,thermostatic Switch — FSC 6625
  • Test Type for Which Designed: TESTS THERMAL SWITCHES
  • Frequency Rating: 60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
  • Electrical Power Source Relationship: OPERATING
  • Height: 12.000 INCHES NOMINAL IN
  • Phase: SINGLE
  • Width: 10.000 INCHES NOMINAL IN
  • Functional Classification: AA8.18
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Test Set,thermostatic Switch, cataloged under National Stock Number 6625-00-649-2823, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Msp Aviation, Inc. Dba Msp Maufacturing. Government technical data includes 22 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-649-2823
Primary Part Number9750
Item NameTest Set,thermostatic Switch
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMsp Aviation, Inc. Dba Msp Maufacturing
StatusACTIVE
Test Type for Which DesignedTESTS THERMAL SWITCHES
Frequency Rating60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Electrical Power Source RelationshipOPERATING
Height12.000 INCHES NOMINAL IN
PhaseSINGLE
Width10.000 INCHES NOMINAL IN
Functional ClassificationAA8.18
Depth4.000 INCHES NOMINAL IN
Enclosure FeatureSINGLE ITEM W/HOUSING
Functional DescriptionUSED DURING CALIBRATION OF THERMOMETERS, TEMPERATURE SENSORS, RTDS AND THERMOCOUPLES
AC Voltage Rating115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Test Type for Which DesignedTESTS THERMAL SWITCHES
Frequency Rating60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Electrical Power Source RelationshipOPERATING
Height12.000 INCHES NOMINAL IN
PhaseSINGLE
Width10.000 INCHES NOMINAL IN
Functional ClassificationAA8.18
Depth4.000 INCHES NOMINAL IN
Enclosure FeatureSINGLE ITEM W/HOUSING
Functional DescriptionUSED DURING CALIBRATION OF THERMOMETERS, TEMPERATURE SENSORS, RTDS AND THERMOCOUPLES
AC Voltage Rating115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3460-00-393-4988 INTERCHANGEABLE
Brush,fiber,rotary Wheel
2915-00-474-38579750 INTERCHANGEABLE
Pump,fuel,vane Type
Triumph Engine Control Systems Llc
6615-00-515-6009105589-01 INTERCHANGEABLE
Control,gyroscope,attitude-Headi
Ge Aviation Systems Llc
5330-00-599-128511582 INTERCHANGEABLE
Gasket
Arvinmeritor Inc
1680-00-835-92189750 INTERCHANGEABLE
Actuator,electromechanical,rotar
Axillon Aerospace (baltimore) Inc.
5935-00-902-8851 INTERCHANGEABLE
Connector,plug,electrical
5935-01-011-7658 INTERCHANGEABLE
Connector,plug,electrical
6505-01-124-6797 INTERCHANGEABLE
Calcium Gluconate Injection
5950-01-133-5567144A9809P1 INTERCHANGEABLE
Transformer,power
Bae Systems Controls Inc.
4730-01-186-18669750 INTERCHANGEABLE
Fitting,lubrication
Hein Werner Corp
Cross-Reference Index
Part NumberManufacturer
9750 PRIMARY Msp Aviation, Inc. Dba Msp Maufacturing (USA)
Related Parts
3460-00-393-4988INTERCHANGEABLE
BRUSH,FIBER,ROTARY WHEEL
2915-00-474-3857INTERCHANGEABLE
PUMP,FUEL,VANE TYPE
9750
6615-00-515-6009INTERCHANGEABLE
CONTROL,GYROSCOPE,ATTITUDE-HEADI
105589-01
5330-00-599-1285INTERCHANGEABLE
GASKET
11582
1680-00-835-9218INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
9750
5935-00-902-8851INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-011-7658INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6505-01-124-6797INTERCHANGEABLE
CALCIUM GLUCONATE INJECTION
5950-01-133-5567INTERCHANGEABLE
TRANSFORMER,POWER
144A9809P1
4730-01-186-1866INTERCHANGEABLE
FITTING,LUBRICATION
9750
5340-01-301-3229INTERCHANGEABLE
HANDLE,BAIL
152-001228-001
4320-01-370-8973INTERCHANGEABLE
PUMP,ROTARY
9750

Frequently Asked Questions

What is NSN 6625-00-649-2823?

NSN 6625-00-649-2823 is a Test Set,thermostatic Switch, manufactured by Msp Aviation, Inc. Dba Msp Maufacturing, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-649-2823?

NSN 6625-00-649-2823 has 1 cross-referenced part number: 9750 (Msp Aviation, Inc. Dba Msp Maufacturing).

What NSN replaces 6625-00-649-2823?

There are 12 known substitutes for 6625-00-649-2823: 3460-00-393-4988, 2915-00-474-3857, 6615-00-515-6009 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9750?

Key specifications for 9750: Test Type for Which Designed: TESTS THERMAL SWITCHES; Frequency Rating: 60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED; Special Features: APPROXIMATE WEIGHT 35 LBS LBS; Electrical Power Source Relationship: OPERATING. 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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