Technical data

TM 9-1005-319-23&P 0025
0025-1
FIELD MAINTENANCE
LOWER RECEIVER AND RECEIVER EXTENSION ASSEMBLY (M16A2) 9349101,
(M16A3) 12012002, (M16A4) 12598102, (M4) 9390011, AND (M4A1) 12972690 MAINTENANCE
DISASSEMBLY, REPAIR OR REPLACEMENT, ASSEMBLY
INITIAL SETUP:
Tools and Special Tools
Combination wrench (WP 0039, Figure 23, item 10)
Small Arms Shop Set: Field Maintenance, Basic, Less Power, SC 4933-95-A11
Small Arms Tool Kit, SC 5180-95-B71
Spanner wrench (WP 0039, Figure 23, item 13)
Materials/Parts
Abrasive cloth (WP 0045, item 13)
Molybdenum disulfide grease (WP 0045, item 18)
Solid film lubricant (SFL) (WP 0045, item 20)
References
WP 0021
Equipment Condition
Lower receiver and receiver extension assembly removed (WP 0021)
DISASSEMBLY
1
2
3
1
1 v s 2 0 7
Figure 1. Removal of Trigger Guard.
1. Remove spring pin (1) from lower receiver (2) using 1/8 in. drive pin punch and hammer.
2. Remove trigger guard (3).