Technical data

TM 9-1005-319-23&P 0025
0025-8
ASSEMBLY - Continued
CARBINE ONLY
1 v s 2 1 5
1 1
1 2
9
1 0
1 5
1 4
2
1 3
8
Figure 9. Installation of Lower Receiver Extension (Carbine).
6. Lubricate threads of lower receiver (2) and lower receiver extension (8) with molybdenum disulfide
grease (WP 0045, item 18) before reassembly.
7. Place helical spring (12) and buffer retainer (11) into retaining hole of lower receiver (2). Screw round
plain nut (9) onto lower receiver extension (8) with three notches on round plain nut facing forward.
8. Align receiver end plate (10) onto lower receiver extension (8) with lug of receiver end plate facing
forward.
9. Place takedown pin (13), headless straight pin (14), and helical spring (15) in lower receiver assembly
(2).
10. Push down on buffer retainer (11) and helical spring (12) and, at the same time, screw lower receiver
extension (8) in until it retains buffer retainer in position.
11. Align lug of receiver end plate (10) into rear of lower receiver (2). Screw round plain nut (9) forward
until it contacts receiver end plate.
12. Using spanner wrench (WP 0039, figure 23, item 13), tighten round plain nut (9) until snug.
13. Using spanner wrench and torque wrench, torque round plain nut (9) to 38 to 42 ft-lb (51.53 to 56.95
N-m).
14. Stake receiver end plate (10) in two places across from notches in round plain nut (9).