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B1028 — SWITCH,ROTARY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B1028: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.312 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.625 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 3.375 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, overall_height: 4.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-392-9867, 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
B1028
NSN: 5355-00-392-9867
NIINs: 003929867, 006360700, 015302755
FSC: 5355 — Knobs and Pointers
CAGE: 70499 — AMERICAN INSULATOR CORP (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.312 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.625 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width3.375 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
overall_height4.000 INCHES NOMINAL IN
overall_length8.500 INCHES NOMINAL IN
shaft_diameter0.375 INCHES NOMINAL SINGLE ACTUATOR IN
outside_diameter0.438 INCHES NOMINAL IN
special_featuresALSO USED WITH AUXILIARY EQUIPMENT CABINET (V) 4
style_designatorROUND
attachment_methodSTUD
NSN5355-00-392-9867
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN B1028 MFR SWITCH,ROTARY
KEY FEATURES
•
OVERALL THICKNESS: 0.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 0.438 INCHES NOMINAL IN
•
GRIPPING SURFACE CONDITION: GRIP AID
•
COLOR: BLACK
•
THREAD QUANTITY PER INCH: 32 STUD
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) STUD
•
ATTACHMENT METHOD: STUD
TECHNICAL CHARACTERISTICS
OVERALL THICKNESS0.312 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER0.438 INCHES NOMINAL IN
GRIPPING SURFACE CONDITIONGRIP AID
COLORBLACK
THREAD QUANTITY PER INCH32 STUD
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) STUD
ATTACHMENT METHODSTUD
SUBSTITUTES & CROSS-REFERENCES 1
3200-332Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B1028?
B1028 is a SWITCH,ROTARY.
What parts can replace B1028?
There is 1 known substitute for B1028: 3200-332. Substitute compatibility should be verified for your specific system.
What is the NSN for B1028?
B1028 is cataloged in the U.S. Government catalog under NSN 5355-00-392-9867. 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.