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UT NOS M66 Gun Ring Leg Mount Adapter Kit / Plates

Valence

Well-known member
Steel Soldiers Supporter
2,135
605
113
Location
Davis County, UT
These parts are from an NOS kit to adapt an M66 Gun Ring onto the leg mounting system on M939 series trucks. (This does not include the gun ring or mounting legs).

The adapter plates should still be usable on M39, M44 and M809 series trucks, but you might not need all 3 of the plates.

KIT, MACH GUN ADAPTER, MODIFICATION
NSN: 2540-01-131-7454
Manufactured: 1985
Painted CARC 383 Green
New Old Stock, never installed. Most are in excellent condition, though some have suffered water damage and surface rust to varying degrees from poor storage.

Located in Kaysville, UT 84037

05.jpg 05-1.jpg 15.jpg

Note: Included shipping below is for USA Only. I will ship internationally if you pay for shipping.
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Adapter Plates with original Installation Instructions

1 available, $125 SHIPPED
Scratched up paint

New Old Stock (NOS) adapter plates to adapt an M66 Gun Ring onto the leg mounting system on M939 series military trucks. They should still be usable on M39, M44 and M809 series trucks, but you might not need all 3 of the plates due to the smaller cab.

m66_gun_ring_adapter_plates_01.jpg m66_gun_ring_adapter_plates_07.jpg m66_gun_ring_adapter_plates_08.jpg

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Passenger Door leg mounting bracket + mounting screws & nuts

4 more obtained, prices and pics coming soon

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Companion/passenger seat back plate

Excellent Condition: $125 including shipping
Quantity 6 available, 3 sold

New Old Stock (NOS) steel panel for the back of the fold-down or flip bench passenger seat in all M939 Series military trucks. This provides a stable platform for the gunner to stand on while operating the above-cab M66 gun ring.
Panel dimensions: 40-3/8" long x 17-3/4" tall x 0.10" thick (not counting the diamond teeth)

Packaged dimensions: (approximate) 41" x 21" x 1", 21 lbs

m939_passenger_seat_back_plate_01.jpg m939_passenger_seat_back_plate_02.jpg
(the marks on the back of the plate is from the 35 year old packing paper sticking to it)
 
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Valence

Well-known member
Steel Soldiers Supporter
2,135
605
113
Location
Davis County, UT
Photos & details/close ups of the Gun Ring Adapter Plates in both "Excellent" and "Surface Rust" condition:

m66_gun_ring_adapter_plates_01.jpg m66_gun_ring_adapter_plates_02.jpg m66_gun_ring_adapter_plates_03.jpg
m66_gun_ring_adapter_plates_10.jpg m66_gun_ring_adapter_plates_11.jpg m66_gun_ring_adapter_plates_12.jpg m66_gun_ring_adapter_plates_13.jpg
m66_gun_ring_adapter_plates_07.jpg m66_gun_ring_adapter_plates_08.jpg m66_gun_ring_adapter_plates_09.jpg


Photos & detail for the passenger seat back plate for M939 series fold-down passenger seats in both "Excellent" and "Surface Rust" condition:

Panel dimensions: 40-3/8" long x 17-3/4" tall x 0.10" thick (not counting the diamond teeth)

Packaged dimensions: 41" x 21" x 1", 21 lbs
(the marks on the back of the plate is from the 35 year old packing paper sticking to it)

m939_passenger_seat_back_plate_01.jpg m939_passenger_seat_back_plate_02.jpg m939_passenger_seat_back_plate_03.jpg
passenger_seat_back_plate_04.jpg
 
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