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The U.S. M3-M3A1 Message Board

All NFA Rules Apply - Visit Frank Iannamico's Machinegunbooks.com website to purchase "The U.S. M3-3A1 Submachine Gun" book!

466 topics in this forum

  1. M3 Book Addendum - Production Figures

    By dalbert,
    • 4 replies
    • 13.2k views

  2. U.S. M3-3A1 Submachine Gun (Book)

    By Nick Iannamico,
    • 0 replies
    • 14.2k views

  3. New M3 with rust - who can repark?

    By kp31,
    • 5 replies
    • 167 views

  4. Indianapolis M3 barrel

    By Frank I.,
    • 3 replies
    • 111 views

  5. Curtis Tactical Integral Suppressor, Delivered and Tested 1 2

    By Rekraps,   
    • 27 replies
    • 10.2k views

  6. who were the makers of M3a1 bolts and Cage Codes?

    By tal35,
    • 7 replies
    • 2.3k views

  7. Needed M3A1 extractor retaining pin

    By Frank I.,
    • 5 replies
    • 201 views

  8. N/A

    By Frank I.,
    • 3 replies
    • 237 views

  9. Looking for a demilled M3 frame

    By Jadon,
    • 1 reply
    • 140 views

  10. Recoil Spring Differences.....(?).

    By Blanksguy,
    • 23 replies
    • 3k views

  11. M3 Driving (recoil) spring drawing

    By Frank I.,
    • 0 replies
    • 87 views

  12. Looking for a M3 grease gun trigger with linkage

    By Jadon,
    • 0 replies
    • 77 views

  13. M3 Demilled Receiver

    By Drott340,
    • 13 replies
    • 1.3k views

  14. WTB complete M3 or M3A1 parts kit

    By Perazzi12ga,
    • 3 replies
    • 242 views

  15. SOLD: Ithaca M3A1 Kit

    By Wiclovis,   
    • 11 replies
    • 661 views

  16. WTB: M3A1 grease gun wire stock 1 2

    By Babyface Nelson,
    • 25 replies
    • 1k views

  17. WTB: Demilled Receiver Sections

    By Wiclovis,   
    • 1 reply
    • 170 views

  18. M3 / M3A1 Grease Gun Stock Catch

    By scotty1957****,
    • 2 replies
    • 312 views

  19. Lee Marvin, "as cool as this looks....."

    By Mike Hammer,
    • 19 replies
    • 1.7k views

  20. M3 Barrel Drawing

    By Drott340,
    • 18 replies
    • 850 views

  21. Current price of M3 with British magazine release mod?

    By RoscoeTurner,
    • 17 replies
    • 1.3k views

  22. M3 production year?

    By Balder,
    • 11 replies
    • 729 views

  23. wtb M3A1 grease gun barrel

    By dodge15,
    • 4 replies
    • 563 views

  24. M3A1 on Gunbroker

    By Drott340,
    • 1 reply
    • 315 views

  25. valkyrie grease gun serial numbers

    By peter kohler,
    • 2 replies
    • 652 views
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