PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6121024-2Switch,pressure

Lockheed Martin Corporation Div Rotary and Mission Systems · NSN 5930-01-129-4154 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-129-4154 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-129-4154. Primary manufacturer part number: 6121024-2.
Features
  • Switch,pressure — FSC 5930
  • Thread Quantity Per Inch: 20 ALL PRESSURE CONNECTION
  • Nominal Thread Size: 0.438 INCHES SINGLE PRESSURE CONNECTION IN
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Features Provided: HERMETICALLY SEALED CASE
  • Mounting Method: INLET CONNECTION AND OUTLET CONNECTION
  • Thread Class: 3A ALL PRESSURE CONNECTION A
  • Contact Voltage Rating in Volts: 30.0 DC AT SEA LEVEL SINGLE VOLTAGE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,pressure, cataloged under National Stock Number 5930-01-129-4154, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 20 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-129-4154
Primary Part Number6121024-2
Item NameSwitch,pressure
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rotary and Mission Systems
StatusACTIVE
Thread Quantity Per Inch20 ALL PRESSURE CONNECTION
Nominal Thread Size0.438 INCHES SINGLE PRESSURE CONNECTION IN
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Features ProvidedHERMETICALLY SEALED CASE
Mounting MethodINLET CONNECTION AND OUTLET CONNECTION
Thread Class3A ALL PRESSURE CONNECTION A
Contact Voltage Rating in Volts30.0 DC AT SEA LEVEL SINGLE VOLTAGE
Sensing Element Burst Pressure375.00 POUNDS PER SQUARE INCH LBS
Pressure Connector TypeFLARED, THREADED EXTERNAL ALL CONNECTIONS
Contact Stimulus Rating2.00 ACTUATION POINT MAXIMUM POUNDS PER SQUARE INCH AND 0.30 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
Contact Load Current Rating600.0 MILLIAMPERES RESISTIVE LOAD SINGLE VOLTAGE
Body Diameter1.600 INCHES NOMINAL IN
Operating Temp Rating36.0 FAHRENHEIT MINIMUM AND 100.0 FAHRENHEIT MAXIMUM DEGF
Contact Action StimulusINCREASE
Proof Pressure225.00 POUNDS PER SQUARE INCH LBS
Media for Which DesignedLIQUID
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Terminal TypeCONNECTOR, RECEPTACLE
Pressure Switch TypeDIFFERENTIAL
Thread Series DesignatorUNF ALL PRESSURE CONNECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-195-982212402 INTERCHANGEABLE
Reactor
Freed Transformer Co
5935-00-321-48431240-2 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
1560-00-474-892912402 INTERCHANGEABLE
Cover Assembly
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5950-00-588-068512402 INTERCHANGEABLE
Transformer,current
John Reiner & Co. Inc.
5330-00-838-50614119 INTERCHANGEABLE
Sleeve,seal,coupler
Flexaust Inc
2910-00-844-098223458 INTERCHANGEABLE
Plunger,pump,hand Pumping
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5330-01-119-493912402 INTERCHANGEABLE
Gasket
Westerbeke Corporation
5120-01-369-038412402 INTERCHANGEABLE
Wrench,tap and Reamer
Stanley Tools Div of Stanley Works
5340-01-564-062312402 INTERCHANGEABLE
Bracket,mounting
Carlisle & Finch Co
8465-01-570-793112402 INTERCHANGEABLE
Gripper,ski
Silvretta North America
Cross-Reference Index
Part NumberManufacturer
12402 Hydra-Electric Company Dba Hydra-Electric Co (USA)
6121024-2 PRIMARY Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
6121024-2 Lockheed Martin Corporation Div Rms - Manassas (USA)
Related Parts
5950-00-195-9822INTERCHANGEABLE
REACTOR
12402
5935-00-321-4843INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1240-2
1560-00-474-8929INTERCHANGEABLE
COVER ASSEMBLY
12402
5950-00-588-0685INTERCHANGEABLE
TRANSFORMER,CURRENT
12402
5330-00-838-5061INTERCHANGEABLE
SLEEVE,SEAL,COUPLER
4119
2910-00-844-0982INTERCHANGEABLE
PLUNGER,PUMP,HAND PUMPING
23458
5330-01-119-4939INTERCHANGEABLE
GASKET
12402
5120-01-369-0384INTERCHANGEABLE
WRENCH,TAP AND REAMER
12402
5340-01-564-0623INTERCHANGEABLE
BRACKET,MOUNTING
12402
8465-01-570-7931INTERCHANGEABLE
GRIPPER,SKI
12402
6525-01-574-9493INTERCHANGEABLE
CAP,GRID,COMPUTED RADIOGRAPHY
RENIA GRID CAP 14X17
5855-01-613-6807INTERCHANGEABLE
NIGHT VISION SNIPER
12402

Frequently Asked Questions

What is NSN 5930-01-129-4154?

NSN 5930-01-129-4154 is a Switch,pressure, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-129-4154?

NSN 5930-01-129-4154 has 3 cross-referenced part numbers: 12402 (Hydra-Electric Company Dba Hydra-Electric Co), 6121024-2 (Lockheed Martin Corporation Div Rotary and Mission Systems), 6121024-2 (Lockheed Martin Corporation Div Rms - Manassas).

What NSN replaces 5930-01-129-4154?

There are 12 known substitutes for 5930-01-129-4154: 5950-00-195-9822, 5935-00-321-4843, 1560-00-474-8929 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6121024-2?

Key specifications for 6121024-2: Thread Quantity Per Inch: 20 ALL PRESSURE CONNECTION; Overall Length: 2.260 INCHES NOMINAL IN; End Item Identification: AN/BQQ-5B; Nominal Thread Size: 0.438 INCHES SINGLE PRESSURE CONNECTION IN. 23 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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