FM 23-11 90MM RECOILLESS RIFLE, M67

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***(6) Maximum effective range: HEAT, TP _ _ _ _ _ _ _ _ _ _ _ _ _ Antipersonnel _ _ _ _ _ _ _ _ _ _ _ _ 400 meters 300 meters (7) Rates of fire _ _ _ _ _ _ _ _ _ _ _ Rapid: 1 round each 6 seconds, not to exceed 5 rounds. Sustained: 1 round per minute indefinitely. Note: When firing the rapid rate of fire, a 15-minute cooling period must be observed after every five rounds. ***b. Ammunition. (1) Type used _ _ _ _ _ HEAT _ _ _ _ _ TP. APERS. (2) Weight of round (approx.). 9¼ pounds _ _ _ 9¼ pounds. 6.79 pounds. (3) Weight of projectile (approx.). 6¾ pounds _ _ _ 6¾ pounds. 3.97 pounds. (4) Muzzle velocity (approx.). 700 feet per second. 700 feet per second. 1250 feet per second.
4. General CHAPTER 2 MECHANICAL TRAINING Section I. FIRE CONTROL EQUIPMENT In order to keep the <strong>M67</strong> operating effectively, all crew members must know the following: a. Disassembly and assembly of the weapon to the extent authorized. b. Common causes of stoppages. c. Immediate actions to clear the weapon. d. Maintenance procedures. 5. Direct Fire Sight--Telescope, M103 The 90mm rifle is equipped with the M103 sight for direct fire. There is no provision for an indirect fire sight since this weapon is not designed for an indirect fire role. a. The M103 telescope has a fixed-focus, 3-power magnification, and a field of view of 10° (fig. 3).
Page 1 and 2: FIELD MANUAL No. 23-11 Table of Con
Page 3 and 4: Section V - Fire control Section VI
Page 5: 3. Tabulated Data a. 90mm Recoilles
Page 9 and 10: c. A circular red glass window is p
Page 11: Section II. DISASSEMBLY, ASSEMBLY,
Page 14 and 15: (d) Pull the hinge block end of the
Page 16 and 17: (i) Remove detent plunger and sprin
Page 18 and 19: (c) Replace the detent plunger and
Page 20 and 21: neutralize each other and the rifle
Page 22 and 23: parts to keep the set complete. Com
Page 24 and 25: the nose of the projectile. c. The
Page 26 and 27: gives it a greater arming delay tim
Page 28 and 29: (1) Inspection for good condition i
Page 30 and 31: only a minimum amount of lubricant
Page 32 and 33: foot. Plug the bore to a distance o
Page 34 and 35: 32. Introduction CHAPTER 3 PREPARAT
Page 36 and 37: ifle in and out of action with prec
Page 38: 43. Taking the Rifle Out of Action
Page 41 and 42: Section IV. GUNNER AND ASSISTANT GU
Page 43 and 44: (2) Loader. When loading, assume a
Page 45: (2) Loader. The loader takes a knee
Page 48 and 49: (b) The kneeling position for the s
Page 51 and 52: (2) Loader. The loader takes a stan
Page 53 and 54: . Burst-On-Target. (1) Use a 1,000-
Page 55 and 56: (2) Position station. An assistant
Page 57 and 58:
d. Critique the firing. 56. Loader
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portion of instruction firing occur
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c. Do not fire the 90mm rifle from
Page 63 and 64:
63. Introduction CHAPTER 4 MARKSMAN
Page 65 and 66:
c. Courses of Fire. The courses of
Page 67 and 68:
(a) Target layout consists of five
Page 69 and 70:
(b) Scoring templates may be locall
Page 71 and 72:
d. Table IV. (e) Use 7.62mm tracer
Page 73 and 74:
e. Table V. (c) Officer in charge o
Page 75 and 76:
70. Definitions and Scope a. Terms.
Page 77 and 78:
72. Range Determination a. General.
Page 80 and 81:
c. Map Distance. Accuracy of determ
Page 82 and 83:
75. Lead Estimation a. A moving tar
Page 84 and 85:
(5) Range. (6) Leads. (7) Control.
Page 86 and 87:
a. Deflection. When firing on stati
Page 88 and 89:
targets. 88. Chain of Fire Control
Page 90 and 91:
inability to hit the target. To ali
Page 92 and 93:
95. Purpose CHAPTER 6 ADVICE TO INS
Page 94 and 95:
APPENDIX REFERENCES AR 320-5 Dictio
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FM 23-11 90MM RECOILLESS RIFLE, M67

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