P12M77 — SWITCH,PRESSURE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

P12M77: SWITCH,PRESSURE.

The SWITCH,PRESSURE is a the manufacturer industrial component. Key specifications include body_length: 1.900 INCHES NOMINAL IN, overall_length: 2.280 INCHES NOMINAL IN, proof_pressure: 350.00 POUNDS PER SQUARE INCH GAGE LBS, inside_diameter: 0.170 INCHES NOMINAL SINGLE CONNECTION IN, outside_diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM SINGLE CONNECTION IN, overall_diameter: 0.880 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-483-1271, 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

P12M77

NSN: 5930-01-483-1271
FSC: 5930 — Switches
CAGE: 14314 — UNITED ELECTRIC CONTROLS CO DIV PRECISION SENSORS DIVISION (USA)

SPECIFICATIONS

body_length	1.900 INCHES NOMINAL IN
overall_length	2.280 INCHES NOMINAL IN
proof_pressure	350.00 POUNDS PER SQUARE INCH GAGE LBS
inside_diameter	0.170 INCHES NOMINAL SINGLE CONNECTION IN
outside_diameter	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM SINGLE CONNECTION IN
overall_diameter	0.880 INCHES NOMINAL IN
special_features	BURST PRESSURE IS 500 PSIG. UNIT ACTUATES ON INCREASING PRESSURE AT 9.0PSIG MAX AND DEACTUATES ON DECREASING PRESSURE AT 5.0 PLUS OR MINUS 1.0 PSIG
style_designator	RECTANGULAR
width_across_flats	0.300 INCHES NOMINAL IN
pressure_switch_type	ABSOLUTE
contact_adjustability	ACTUATION POINT ADJUSTABLE
operating_temp_rating	-65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
NSN	5930-01-483-1271

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.300 INCHES NOMINAL IN

•

OVERALL DIAMETER: 0.880 INCHES NOMINAL IN

•

PROOF PRESSURE: 350.00 POUNDS PER SQUARE INCH GAGE LBS

•

STYLE DESIGNATOR: RECTANGULAR

•

OUTSIDE DIAMETER: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM SINGLE CONNECTION IN

•

PRESSURE SWITCH TYPE: ABSOLUTE

•

BODY LENGTH: 1.900 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.300 INCHES NOMINAL IN
OVERALL DIAMETER	0.880 INCHES NOMINAL IN
PROOF PRESSURE	350.00 POUNDS PER SQUARE INCH GAGE LBS
STYLE DESIGNATOR	RECTANGULAR
OVERALL LENGTH	2.280 INCHES NOMINAL IN
OUTSIDE DIAMETER	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM SINGLE CONNECTION IN
PRESSURE SWITCH TYPE	ABSOLUTE
BODY LENGTH	1.900 INCHES NOMINAL IN
PRESSURE CONNECTOR TYPE	SWIVEL NUT, FLARE, THREADED INTERNAL SINGLE CONNECTION
OPERATING TEMP RATING	-65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF

OTHER ITEMS IN FSC 5930 — Switches

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609

SUBSTITUTES & CROSS-REFERENCES 1

5930PL0790895Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is P12M77?

P12M77 is a SWITCH,PRESSURE.

What parts can replace P12M77?

There is 1 known substitute for P12M77: 5930PL0790895. Substitute compatibility should be verified for your specific system.

What is the NSN for P12M77?

P12M77 is cataloged in the U.S. Government catalog under NSN 5930-01-483-1271. This indicates validated use in U.S. government and defense supply chains.

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