Home / Products / Drilling and Exploration / N W/L TL HEAD... N W/L TL Head Assembly PRODUCT LISTING: Processing… ITEM # PART # DESCRIPTION QTY ASM 90-20-402-TL N W/L Head Assembly TL 1 90-22-301 Spearhead Point 1 2 90-22-305 Coiled Spring Pin 7/16” X 1” 1 3 90-22-302 Compression Spring 1 4 90-22-303 Detent Plunger 1 5 90-22-404 Spearhead Base 1 6 476-085 Spring Pin 1/2 x 2 2 7 90-22-406 Latch Retracting Case 1 8 90-21-409-1 Upper Latch Body 1 9 90-21-404-TL Spring 2 10 90-21-405-TL Latch 2 11 90-21-406 Coiled Spring Pin 1 12 90-21-409-2 Landing Shoulder 1 13 90-29-380 Bushing, Landing Indicator 1 14 90-21-421 Stainless Steel Ball 1 15 90-21-409-3 Lower Latch Body 1 16 18WL-NL Nord-Lock Washer 1 17 18NHZG5 Lock Nut 1 18 90-21-411 Spindle 1 19 90-21-412U Shut Off Valve- Hard 2 20 90-21-413 Valve Adjusting Washer 2 21 90-21-414 Thrust Bearing 1 22 90-21-415 Spindle Bushing 1 23 90-21-424 Spindle Bearing Lower 1 24 90-21-416 Compression Spring 1 25 12NSZG5 Self Locking Nut 1 26 90-21-419 Inner Tube Cap Assembly 1 27 90-21-460 Protector, Inner Tube Cap 1 Edit Table