TM 9-2320-365-34-2 D-37.   NON-METALLIC VENT AIR HOSES FABRICATION Cut the following vent air hoses from bulk hose using a fine-toothed hacksaw or suitable cutting device. Hose Part Number Bulk Hose Part Number Cut Length in. mm 12420197-001 483666 (02280) 180.0 4572 12420197-002 483666 (02280) 120.0 3048 12420197-003 483666 (02280) 96.0 2438 12420197-004 483666 (02280) 36.0 914 12420197-005 483666 (02280) 156.0 3962 12420197-006 483666 (02280) 72.0 1829 12420198-001 881-16 (98441) 120.0 3048 12420198-002 11657469 36.0 914 D-38.   PERSONNEL HEATER AIR DUCT HOSE FABRICATION Cut the following hoses from bulk hose using a fine-toothed hacksaw or suitable cutting device. Hose Part Number Bulk Hose Part Number Cut Length in. mm 12420308-457 8711054 (19207) 18.3 464 12420308-760 8711054 (19207) 30.4 772 D-39.   CTIS QUICK RELEASE VALVE SPACER FABRICATION 12420398 Cut  the  spacer  to  length  from  bulk  ASTM  A53  Type  F  o  r  ASTM  A106  seamless  tubing  according  to  the  following information. a.  Cut 1 in. (25.4 mm) from bulk stock using fine toothed hack saw. b.  Remove burrs from edges and corners. c.  Overcoat with Zinc plate chromate in accordance with ASTM B633. D-40.   CTIS VENT HOSE FABRICATION 12420419 Cut vent hoses from bulk hose using a fine-toothed hacksaw or suitable cutting device.    The table list the hoses and the components from which the assemblies are made. Hose Assembly Part Number Bulk Hose Part Number Cutoff Length in in. (mm) Fitting A Fitting B 12420419-001 4720-01-226-3715 39.0 (991) 10-10301447 10-10300147 12420419-002 4720-01-226-3715 37.0 (94) 10-1031447 10-10300147 D-62