M4002-20PSI — SWITCH,PRESSURE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

M4002-20PSI: SWITCH,PRESSURE.

The SWITCH,PRESSURE is a the manufacturer industrial component. Key specifications include terminal_type: TAB W/SCREW, overall_length: 2.000 INCHES NOMINAL IN, mounting_method: INLET CONNECTION, overall_diameter: 1.690 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.125 INCHES SINGLE PRESSURE CONNECTION IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-115-4244, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

M4002-20PSI

NSN: 5930-01-115-4244
FSC: 5930 — Switches
CAGE: 74400 — HOBBS CORP (USA)

SPECIFICATIONS

terminal_type	TAB W/SCREW
overall_length	2.000 INCHES NOMINAL IN
mounting_method	INLET CONNECTION
overall_diameter	1.690 INCHES NOMINAL IN
features_provided	HERMETICALLY SEALED CASE
nominal_thread_size	0.125 INCHES SINGLE PRESSURE CONNECTION IN
pressure_switch_type	GAGE
contact_adjustability	DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
contact_action_stimulus	INCREASE
contact_stimulus_rating	20.00 ACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 17.00 DEACTUATION POINT NOMINAL POUNDS PER SQUARE INCH AND 3.00 DIFFERENTIAL POINT NOMINAL POUNDS PER SQUARE INCH
end_item_identification	3930-01-076-4237. TARAWA CLASS LHA, AUSTIN SHIP CLASS LPD-4 AMPHIBIOUS TRANSPORT DOCKS, WASP CLASS LHD, SHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE), WHIDBEY ISLAND CLASS LSD, TRUCK, FL (M4K)
pressure_connector_type	INVERTED FLARE, THREADED EXTERNAL SINGLE CONNECTION
NSN	5930-01-115-4244

COMPONENT DIAGRAM

KEY FEATURES

•

CONTACT ACTION STIMULUS: INCREASE

•

TERMINAL TYPE: TAB W/SCREW

•

OVERALL DIAMETER: 1.690 INCHES NOMINAL IN

•

CONTACT LOAD CURRENT RATING: 4.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE

•

MOUNTING METHOD: INLET CONNECTION

•

PRESSURE SWITCH TYPE: GAGE

TECHNICAL CHARACTERISTICS

CONTACT ACTION STIMULUS	INCREASE
TERMINAL TYPE	TAB W/SCREW
OVERALL DIAMETER	1.690 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING	4.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
CONTACT LOAD CURRENT RATING	15.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
MOUNTING METHOD	INLET CONNECTION
OVERALL LENGTH	2.000 INCHES NOMINAL IN
PRESSURE SWITCH TYPE	GAGE
FEATURES PROVIDED	HERMETICALLY SEALED CASE
NOMINAL THREAD SIZE	0.125 INCHES SINGLE PRESSURE CONNECTION IN

SUBSTITUTES & CROSS-REFERENCES 3

AU43217Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

78145-20Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

M4002Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is M4002-20PSI?

M4002-20PSI is a SWITCH,PRESSURE.

What parts can replace M4002-20PSI?

There are 3 known substitutes for M4002-20PSI: AU43217, 78145-20, M4002. Substitute compatibility should be verified for your specific system.

What is the NSN for M4002-20PSI?

M4002-20PSI is cataloged in the U.S. Government catalog under NSN 5930-01-115-4244. This indicates validated use in U.S. government and defense supply chains.

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