PartsTable
Technical Data Sheet
Download PDF

139C6319-3 — SPROCKET WHEEL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

139C6319-3: SPROCKET WHEEL.

The SPROCKET WHEEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-12, bore_type: INVOLUTE SPLINE, face_width: 0.150 INCHES NOMINAL IN, design_form: PLAIN, overall_length: 0.750 INCHES NOMINAL IN, spline_quantity: 15. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-228-4377, 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
139C6319-3
NSN: 3020-01-228-4377
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP XM-12
bore_typeINVOLUTE SPLINE
face_width0.150 INCHES NOMINAL IN
design_formPLAIN
overall_length0.750 INCHES NOMINAL IN
spline_quantity15
special_featuresWEAPON SYSTEM ESSENTIAL
style_designatorPLAIN
surface_treatmentPASSIVATE
teeth_row_quantity1
hub_outside_diameter0.760 INCHES NOMINAL AA END IN
spline_major_diameter0.525 INCHES NOMINAL IN
NSN3020-01-228-4377
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPROCKET WHEEL TITLE COMPONENT PN 139C6319-3 MFR SPROCKET WHEEL
KEY FEATURES
•
SPLINE MINOR DIAMETER: 0.437 INCHES NOMINAL IN
•
HUB OUTSIDE DIAMETER: 0.760 INCHES NOMINAL AA END IN
•
DESIGN FORM: PLAIN
•
TEETH HARDNESS RATING: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
STYLE DESIGNATOR: PLAIN
•
METALLIC HARDNESS RATING AND LOCATION: 33.0 ROCKWELL C MINIMUM BODY AND 38.0 ROCKWELL C MAXIMUM BODY
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
SPLINE MINOR DIAMETER0.437 INCHES NOMINAL IN
HUB OUTSIDE DIAMETER0.760 INCHES NOMINAL AA END IN
DESIGN FORMPLAIN
TEETH HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
CRITICALITY CODE JUSTIFICATIONFEAT
STYLE DESIGNATORPLAIN
METALLIC HARDNESS RATING AND LOCATION33.0 ROCKWELL C MINIMUM BODY AND 38.0 ROCKWELL C MAXIMUM BODY
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5659 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.750 INCHES NOMINAL IN
SPLINE MAJOR DIAMETER0.525 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
3020PL0959028Reference document
Same NSN cross-reference
Reference document — Informative reference only
139C6319Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 139C6319-3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 139C6319-3?
139C6319-3 is a SPROCKET WHEEL.
What parts can replace 139C6319-3?
There are 2 known substitutes for 139C6319-3: 3020PL0959028, 139C6319. Substitute compatibility should be verified for your specific system.
What is the NSN for 139C6319-3?
139C6319-3 is cataloged in the U.S. Government catalog under NSN 3020-01-228-4377. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 139C6319-3

✓ 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.