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MIL-R-63997B(AR)
This test shall be
4.7.6  Targeting  and  accuracy  test.
performed  simultaneously  with the semi-automatic firing of the
function firing test (see 4.7.5.3.3) and in accordance with
A Government approved firing
individual  rifle  test  of  TABLE  III.
stand  simulating  shoulder  firing,  and  targets  in  accordance  with
The ammunition used in this test shall be
Figure 1 shall be used.
as specified in 3.4.6.
The front and rear sights
4.7.6.1  Preparation  for  firing.
shall  be  set  as  specified  in  3.4.6.
Except  for  rounds  fired  during
4.7.6.1.1  Warm-up  shots.
function testing, firing of not more than three (3) warm-up shots
off the test target shall be allowed before the rifles are tested
for  targeting  and  accuracy.
4 . 7 . 6 . 2  F i r i n q procedure.
The selector lever shall be set on
"SEMI" and the firing sights shall be aligned on the point of aim
Ten rounds shall be fired.
The  target
specified  in  Figure  1.
shall then be checked to determine that the targeting and accuracy
Targets  with
requirements have been met (see 3.4.6 and Figure 1).
evidence of a flyer (see 6.5.2) or keyholing (see 6.5.3) shall be
cause for the contractor to repeat the test by firing a ten round
complement.
4.7.6.2.1 Sight  setting. The  optimum  sight  setting  obtained
during the targeting and accuracy test shall be maintained on
accepted rifles being prepared for shipment.
The following data shall be
Recording
data.
4.7.6.2.2
recorded:
Number of rifles tested and number of rifles
a.
rejected  per  shift.
Test date.
b.
Ammunition lot number.
c.
Extreme spread of shot group.
d.
Reason  for  retest  (flyer  and  keyholing).
e.
For  each  rifle  that  fails,  record  the  following:
f.
1.
Serial number.
2.
Type  of  malfunction  or  failure  (see  6.5).
Type of magazine (30 round magazine).
3.
Rifles  rejected  for  failure  to  meet
4.7.6.3  Rejected  rifles.
the targeting and accuracy  requirements  shall  be  corrected  by  the
contractor  and  the  corrective  action  shall  be  recorded.
Corrected rifles shall be retested by
4.7.6.3.1  Retest.
The  targets
firing a ten round complement at each of two targets.
shall be checked to determine that both targets meet the targeting
The rate of fire will be at the
and accuracy requirements.
contractor's  option.
40

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