255978-LAM — SWITCH SECTION,ROTARY

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

255978-LAM: SWITCH SECTION,ROTARY.

The SWITCH SECTION,ROTARY is a the manufacturer industrial component. Key specifications include overall_width: 1.328 INCHES NOMINAL IN, pole_quantity: 1 SINGLE SECTION FRONT, terminal_type: TAB, SOLDER LUG, body_thickness: 0.088 INCHES NOMINAL IN, overall_height: 1.832 INCHES NOMINAL IN, throw_quantity: 18 SINGLE SECTION FRONT. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-975-9751, 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→ 255978-LAM

NSN: 5930-00-975-9751
FSC: 5930 — Switches
CAGE: 76854 — ELECTRO SWITCH CORP. DBA OAK GRISGSBY DIV ELECTROSWITCH (USA)

SPECIFICATIONS

overall_width	1.328 INCHES NOMINAL IN
pole_quantity	1 SINGLE SECTION FRONT
terminal_type	TAB, SOLDER LUG
body_thickness	0.088 INCHES NOMINAL IN
overall_height	1.832 INCHES NOMINAL IN
throw_quantity	18 SINGLE SECTION FRONT
mounting_method	STRUT AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
special_features	OFF-SET DUMMY POSITIONS 2A,5A,8A,14A ON FRONT A
style_designator	SWITCH SECTION, ROTARY
operating_temp_range	-65.0 TO 100.0 CELSIUS DEGC
contact_switching_action	BREAKS BEFORE MAKES SINGLE SECTION REAR
mounting_facility_pattern	TWO POSITION IN-LINE SINGLE MOUNTING FACILITY
NSN	5930-00-975-9751

COMPONENT DIAGRAM

KEY FEATURES

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL

•

TERMINAL TYPE: TAB, SOLDER LUG

•

MOUNTING FACILITY PATTERN: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY

•

CONTACT LOAD CURRENT RATING: 100.0 MILLIAMPERES RESISTIVE LOAD DC AT ALTITUDE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.832 INCHES NOMINAL IN
SWITCH CONTACT BASIC DESIGN	NONPILE-UP SYMMETRICAL
TERMINAL TYPE	TAB, SOLDER LUG
MOUNTING FACILITY PATTERN	TWO POSITION IN-LINE SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING	100.0 MILLIAMPERES RESISTIVE LOAD DC AT ALTITUDE
CONTACT LOAD CURRENT RATING	25.0 MILLIAMPERES RESISTIVE LOAD AC AT ALTITUDE
CONTACT LOAD CURRENT RATING	50.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	200.0 MILLIAMPERES RESISTIVE LOAD AND 20.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL
MOUNTING METHOD	STRUT AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER	0.112 INCHES MINIMUM AND 0.115 INCHES MAXIMUM SINGLE MOUNTING FACILITY 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 2

269-2630-010Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

255978-36PTReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 255978-LAM?

255978-LAM is a SWITCH SECTION,ROTARY. It is classified as a MRO (MRO_GENERAL).

What parts can replace 255978-LAM?

There are 2 known substitutes for 255978-LAM: 269-2630-010, 255978-36PT. Substitute compatibility should be verified for your specific system.

What is the NSN for 255978-LAM?

255978-LAM is cataloged in the U.S. Government catalog under NSN 5930-00-975-9751. This indicates validated use in U.S. government and defense supply chains.

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