PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4165-21A25Transmitter,pressure

Bendix Corp the · NSN 6620-00-999-2424 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-999-2424 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-999-2424. Primary manufacturer part number: 4165-21A25.
Features
  • Transmitter,pressure — FSC 6620
  • Measurement Range: +0.0 TO 100.0 POUNDS PER SQUARE INCH LBS
  • Voltage Rating: 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
  • Mounting Method: HOLE
  • Electrical Connection Quantity: 1
  • Mechanical Connection Quantity: 2
  • Mechanical Connection Size: 7/16 IN.-20 THD SIZE IN
  • Current Type: AC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transmitter,pressure, cataloged under National Stock Number 6620-00-999-2424, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bendix Corp the. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6620-00-999-2424
Primary Part Number4165-21A25
Item NameTransmitter,pressure
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerBendix Corp the
StatusCANCELLED
Measurement Range+0.0 TO 100.0 POUNDS PER SQUARE INCH LBS
Voltage Rating26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Mounting MethodHOLE
Electrical Connection Quantity1
Mechanical Connection Quantity2
Mechanical Connection Size7/16 IN.-20 THD SIZE IN
Current TypeAC
Contact Quantity4
Frequency Rating400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
Actuation MethodDIAPHRAGM
Mechanical Connection TypeINTERNAL TUBE
Contact TypePIN
Connector Controlling AgencyMIL
Electrical Connection Identifying NumberTYPE NO. MS33678-14S-2P
Overall Thickness2.625 INCHES NOMINAL IN
Mounting Device Quantity4
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
6620-00-065-3235 INTERCHANGEABLE
Transmitter,pressure
6620-00-115-250118-1796 INTERCHANGEABLE
Transmitter,pressure
Honeywell International Inc. Dba Honeywell International
6620-00-536-50284165-21A25 INTERCHANGEABLE
Transmitter,pressure
Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems
6620-00-626-2604 INTERCHANGEABLE
Transmitter,pressure
6620-00-815-0124 INTERCHANGEABLE
Transmitter,pressure
6685-00-930-27713567643-2301 INTERCHANGEABLE
Transmitter,pressure
Honeywell International Inc. Dba Honeywell International
6620-00-999-2222 INTERCHANGEABLE
Transmitter,pressure
6620-00-999-2425 INTERCHANGEABLE
Transmitter,pressure
6620-01-324-4704 INTERCHANGEABLE
Transmitter,pressure
6620-01-476-0111 INTERCHANGEABLE
Transmitter,pressure
Cross-Reference Index
Part NumberManufacturer
4165-21A25 Bendix Corp the (USA)
7707-30C5-3 Honeywell Intl Inc Defense Avionics Systems (USA)
7707-30C5-3 Honeywell International Inc. Dba Honeywell International (USA)
7703-30A5-2 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
7742-30A5-1 Honeywell International Inc. Dba Honeywell International (USA)
18-1498-02 Honeywell International Inc. Dba Honeywell International (USA)
7703-30A5-1A Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
MS28131-8T Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
18-1498-4 Honeywell International Inc. Dba Honeywell International (USA)
7707-30C5-2 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
7703-30A5-1A Bendix Corp the (USA)
18-1498 Honeywell International Inc. Dba Honeywell International (USA)
7742-30A5-1 Honeywell Intl Inc Defense Avionics Systems (USA)
18-3108-2 Honeywell International Inc. Dba Honeywell International (USA)
4165-21B25 Bendix Corp the (USA)
7707-30A5-1 Bendix Corp the (USA)
MIL-T-7748 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
7707-30A5-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
Related Parts
6620-00-065-3235INTERCHANGEABLE
TRANSMITTER,PRESSURE
6620-00-115-2501INTERCHANGEABLE
TRANSMITTER,PRESSURE
18-1796
6620-00-536-5028INTERCHANGEABLE
TRANSMITTER,PRESSURE
4165-21A25
6620-00-626-2604INTERCHANGEABLE
TRANSMITTER,PRESSURE
6620-00-815-0124INTERCHANGEABLE
TRANSMITTER,PRESSURE
6685-00-930-2771INTERCHANGEABLE
TRANSMITTER,PRESSURE
3567643-2301
6620-00-999-2222INTERCHANGEABLE
TRANSMITTER,PRESSURE
6620-00-999-2425INTERCHANGEABLE
TRANSMITTER,PRESSURE
6620-01-324-4704INTERCHANGEABLE
TRANSMITTER,PRESSURE
6620-01-476-0111INTERCHANGEABLE
TRANSMITTER,PRESSURE

Frequently Asked Questions

What is NSN 6620-00-999-2424?

NSN 6620-00-999-2424 is a Transmitter,pressure, manufactured by Bendix Corp the, classified under FSC 6620 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6620-00-999-2424?

NSN 6620-00-999-2424 has 18 cross-referenced part numbers: 4165-21A25 (Bendix Corp the), 7707-30C5-3 (Honeywell Intl Inc Defense Avionics Systems), 7707-30C5-3 (Honeywell International Inc. Dba Honeywell International), 7703-30A5-2 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 7742-30A5-1 (Honeywell International Inc. Dba Honeywell International) and 13 more.

What NSN replaces 6620-00-999-2424?

There are 10 known substitutes for 6620-00-999-2424: 6620-00-065-3235, 6620-00-115-2501, 6620-00-536-5028 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4165-21A25?

Key specifications for 4165-21A25: Overall Width: 2.625 INCHES NOMINAL IN; Overall Length: 4.812 INCHES NOMINAL IN; Measurement Range: +0.0 TO 100.0 POUNDS PER SQUARE INCH LBS; Voltage Rating: 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6620-00-999-2424 still in active supply?

NSN 6620-00-999-2424 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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