M79 ammo in Funny New Guys Vietnam. Also for XM148 after 1965 and M203 after 1969.
See High Tech p.143 and p.145 and SEALs in Vietnam p.33 for stats.
M381 HE (1967) - 3 yard min distance. 32g Comp-B. 0.503 lb.
M406 HE (1967) - 15 yard min distance. 32g Comp-B. 0.503 lb.
M433 HEDP (1971) - 15 yard min distance. 45g Comp-A5. 0.507 lb.
M576 MP (Multi-Projectile) (1967) - No min distance. 20 #4 Buckshot pellets. 0.254 lb.
M583A1 White Parachute Star Flare (1972) - 600ft altitude, 40 sec, 90,000 candela. 0.49 lb.
M585 White Star Flare (1967) - 330 yard min distance, 7 sec, 55,000 candela. 0.41 lb.
M651 Riot Control CS tear gas (1967) - 33 yard min distance, 6.5 yard sphere, 20 sec burn time. 0.45 lb.
M661 Green Parachute Star Flare (1972) - 600ft altitude, 40 sec, 8,000 candela. 0.49 lb.
M662 Red Parachute Star Flare (1972) - 600ft altitude, 40 sec, 20,000 candela. 0.49 lb.
XM674 Riot Control CS tear gas (1968) - 33 yard min distance, 6 yard sphere, 36 sec burn time. 0.463 lb.
M676 Yellow Smoke (1967) - 150 yd. min distance. 90 sec burn time. 0.48 lb.
M680 White Smoke (1967) - 150 yd. min distance. 90 sec burn time. 0.48 lb.
M682 Red Smoke (1967) - 150 yd. min distance. 90 sec burn time. 0.48 lb.
There's a husha bomb "silent" HE round running around with the SEALs and some flechette rounds circulating too.