ARMY TM 5-5420-212-23
MARINE CORPS TM 08676A-23/2
2-28 LAUNCHING NOSE HEAVY, DOWEL PIN
This task covers:
Tool Kit, General Mechanic's, Automotive (GMTK) (1, Appendix B, Section III)
Drift pin 1 in (25 mm) diameter
Dowel pin extraction tool (14, Appendix B, Section III)
Penetrating oil (8, Appendix C)
Crocus cloth (10, Appendix C)
Launching nose laid on trestles.
Clean ends of dowel pins (1) with cloth and examine for burrs, damage and distortion. Any slight burrs, remove
with crocus cloth or smooth file.
If pin is severely damaged such that the shoot bolt cannot be engaged, then replace dowel pin (1).
Remove cotter pin (2) and drive out headed pin (3) from inside frame using hammer and drift pin.
Scrape away any paint at junction of dowel pin (1) and thrust face (4). Apply penetrating oil to area and leave for
Position plate (5) over dowel pin (1) and slip puller bar (6) through dowel hole.
Insert two bolts (7) and tighten until dowel pin (1) is eased out.
Should end of dowel pin (1) be damaged, or broken off, such that two bolts will not remove it, drill and tap 1/2 in
UNF hole through center of dowel pin (1), as shown opposite, and screw in third bolt (8) to a depth of
approximately 1 in (25 mm). Tighten nut (9) up to puller bar (6).
Remove dowel pin (1) as in step (4) above.