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3900249-1 — DIAL,CONTROL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3900249-1: DIAL,CONTROL.

The DIAL,CONTROL is a the manufacturer industrial component. Key specifications include height: 0.500 INCHES NOMINAL IN, drive_type: DIRECT, scale_type: NONLINEAR SINGLE SCALE, drum_height: 0.500 INCHES NOMINAL IN, outside_diameter: 2.000 INCHES NOMINAL IN, screw_drive_type: CROSS RECESS TYPE 1. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-912-8940, 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
3900249-1
NSN: 5355-00-912-8940
FSC: 5355 — Knobs and Pointers
CAGE: 23480 — ELECTRONIC HARDWARE CORP DBA ELECTRONIC HARDWARE CORP (USA)
SPECIFICATIONS
height0.500 INCHES NOMINAL IN
drive_typeDIRECT
scale_typeNONLINEAR SINGLE SCALE
drum_height0.500 INCHES NOMINAL IN
outside_diameter2.000 INCHES NOMINAL IN
screw_drive_typeCROSS RECESS TYPE 1
special_featuresINSERT MATERIAL: CORROSION RESISTING STEEL; KNOB MATERIAL: PLASTIC ACRYLIC
style_designatorDRUM
attachment_methodSETSCREWS
nominal_thread_size0.138 INCHES SCREW HOLE IN
setscrew_hole_quantity2
scale_division_quantity12 SINGLE SCALE
NSN5355-00-912-8940
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DIAL,CONTROL TITLE COMPONENT PN 3900249-1 MFR DIAL,CONTROL
KEY FEATURES
•
POSITIONING MECHANISM TYPE: KNOB
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.350 INCHES NOMINAL IN
•
DRUM HEIGHT: 0.500 INCHES NOMINAL IN
•
DRIVE TYPE: DIRECT
•
STYLE DESIGNATOR: DRUM
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
SETSCREW HOLE QUANTITY: 2
•
NOMINAL THREAD SIZE: 0.138 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS
POSITIONING MECHANISM TYPEKNOB
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.350 INCHES NOMINAL IN
DRUM HEIGHT0.500 INCHES NOMINAL IN
DRIVE TYPEDIRECT
STYLE DESIGNATORDRUM
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
SETSCREW HOLE QUANTITY2
NOMINAL THREAD SIZE0.138 INCHES SCREW HOLE IN
SCALE TYPENONLINEAR SINGLE SCALE
SCALE DIVISION QUANTITY12 SINGLE SCALE
SUBSTITUTES & CROSS-REFERENCES 1
SK51860Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3900249-1?
3900249-1 is a DIAL,CONTROL.
What parts can replace 3900249-1?
There is 1 known substitute for 3900249-1: SK51860. Substitute compatibility should be verified for your specific system.
What is the NSN for 3900249-1?
3900249-1 is cataloged in the U.S. Government catalog under NSN 5355-00-912-8940. 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.