PartsTable
Technical Data Sheet

3644/501-4 — SWITCH ASSEMBLY

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

3644/501-4: SWITCH ASSEMBLY.

The SWITCH ASSEMBLY is a the manufacturer industrial component. Key specifications include switch_type: ROTARY, inclosure_type: FULLY INCLOSED, overall_height: 1.880 INCHES NOMINAL IN, overall_length: 2.910 INCHES NOMINAL IN, mounting_method: BRACKET(S), controlling_agency: THE DIGITRAN CO. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-005-3973, 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→ 3644/501-4
NSN: 5930-01-005-3973
FSC: 5930 — Switches
CAGE: 07126 — ELECTRO SWITCH CORP. DBA ELECTRO SWITCH CORP DIV DIGITRAN A UNIT OF ELECTRO SWITCH (USA)
SPECIFICATIONS
switch_typeROTARY
inclosure_typeFULLY INCLOSED
overall_height1.880 INCHES NOMINAL IN
overall_length2.910 INCHES NOMINAL IN
mounting_methodBRACKET(S)
controlling_agencyTHE DIGITRAN CO
identifying_number3644 TYPE NO.
inclosure_materialPLASTIC POLYSULFONE
mounting_configurationFOUR 0.140 IN. DIA MTG HOLES ON 1.565 IN. BY 2.575 IN. MTG CENTERS IN
environmental_protectionEXPLOSION PROOF
individual_switch_quantity4
NSN5930-01-005-3973
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH ASSEMBLY TITLE COMPONENT PN 3644/501-4 MFR SWITCH ASSEMBLY
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
CONTROLLING AGENCY: THE DIGITRAN CO
•
INCLOSURE MATERIAL: PLASTIC POLYSULFONE
•
MOUNTING METHOD: BRACKET(S)
•
IDENTIFYING NUMBER: 3644 TYPE NO.
•
SWITCH TYPE: ROTARY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.880 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
CONTROLLING AGENCYTHE DIGITRAN CO
INCLOSURE MATERIALPLASTIC POLYSULFONE
MOUNTING METHODBRACKET(S)
IDENTIFYING NUMBER3644 TYPE NO.
OVERALL LENGTH2.910 INCHES NOMINAL IN
SWITCH TYPEROTARY
INDIVIDUAL SWITCH QUANTITY4
ENVIRONMENTAL PROTECTIONEXPLOSION PROOF
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3644/501-4?
3644/501-4 is a SWITCH ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 3644/501-4?
3644/501-4 is cataloged in the U.S. Government catalog under NSN 5930-01-005-3973. 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.