Technical data

TM 9-1005-319-23&P 0018
0018-1
FIELD MAINTENANCE
UPPER HANDGUARD ASSEMBLY (M4, M4A1) MAINTENANCE
DISASSEMBLY, REPAIR OR REPLACEMENT, ASSEMBLY
EFFECTIVITY NOTICE
M4, M4A1 CARBINE
INITIAL SETUP:
Tools and Special Tools
Small Arms Tool Kit, SC 5180-95-B71
Materials/Parts
Spring pin (2) MS16562-223
References
WP 0039
Equipment Conditions
Upper handguard assembly removed from carbine (WP 0015)