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311SM778-H4 — SWITCH,SENSITIVE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

311SM778-H4: SWITCH,SENSITIVE.

The SWITCH,SENSITIVE is a the manufacturer industrial component. Key specifications include body_style: HOLE MOUNTED, body_width: 0.250 INCHES NOMINAL IN, body_height: 0.493 INCHES NOMINAL IN, body_length: 0.781 INCHES NOMINAL IN, overall_width: 0.250 INCHES NOMINAL IN, actuator_style: LEAF. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-025-0877, 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
MRO→ MRO_GENERAL→ 311SM778-H4
NSN: 5930-01-025-0877
FSC: 5930 — Switches
CAGE: 91929 — HONEYWELL INTERNATIONAL INC. DBA HONEYWEEL SENSING & CONTROLS (USA)
SPECIFICATIONS
body_styleHOLE MOUNTED
body_width0.250 INCHES NOMINAL IN
body_height0.493 INCHES NOMINAL IN
body_length0.781 INCHES NOMINAL IN
overall_width0.250 INCHES NOMINAL IN
actuator_styleLEAF
actuator_width0.130 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height0.823 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S) AND SLOT
actuator_movement0.455 PRETRAVEL INCHES NOMINAL AND 0.026 OVERTRAVEL INCHES MINIMUM AND 0.015 DIFFERENTIAL INCHES MAXIMUM
switch_release_force2.0 GRAMS MINIMUM G
NSN5930-01-025-0877
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN 311SM778-H4 MFR SWITCH,SENSITIVE
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY STYLE: HOLE MOUNTED
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.375 INCHES NOMINAL IN
•
ACTUATOR STYLE: LEAF
•
MOUNTING METHOD: UNTHREADED HOLE(S) AND SLOT
•
ACTUATOR WIDTH: 0.130 INCHES NOMINAL IN
•
SWITCH ACTUATING FORCE: 12.0 GRAMS MAXIMUM G
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.823 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
BODY STYLEHOLE MOUNTED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.375 INCHES NOMINAL IN
ACTUATOR STYLELEAF
MOUNTING METHODUNTHREADED HOLE(S) AND SLOT
ACTUATOR WIDTH0.130 INCHES NOMINAL IN
SWITCH ACTUATING FORCE12.0 GRAMS MAXIMUM G
BODY WIDTH0.250 INCHES NOMINAL IN
BODY HEIGHT0.493 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 311SM778-H4?
311SM778-H4 is a SWITCH,SENSITIVE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 311SM778-H4?
311SM778-H4 is cataloged in the U.S. Government catalog under NSN 5930-01-025-0877. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.