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A50055 — TRANSISTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A50055: TRANSISTOR.

The TRANSISTOR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, overall_length: 0.260 INCHES MAXIMUM IN, inside_diameter: 0.275 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.370 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-377-1441, 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
A50055
NSN: 5360-00-377-1441
NIINs: 003771441, 006173777
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 15950 — SMITH-BERGER MARINE, INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
overall_length0.260 INCHES MAXIMUM IN
inside_diameter0.275 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.370 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
style_designatorCYLINDRICAL
features_providedHERMETICALLY SEALED CASE
spring_free_length1.000 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
internal_configurationJUNCTION CONTACT
NSN5360-00-377-1441
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSISTOR TITLE COMPONENT PN A50055 MFR TRANSISTOR
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 1.000 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.275 INCHES NOMINAL IN
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH1.000 INCHES NOMINAL IN
INSIDE DIAMETER0.275 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
3530-B MK-5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 A50055?
A50055 is a TRANSISTOR.
What parts can replace A50055?
There is 1 known substitute for A50055: 3530-B MK-5. Substitute compatibility should be verified for your specific system.
What is the NSN for A50055?
A50055 is cataloged in the U.S. Government catalog under NSN 5360-00-377-1441. 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.