McFarlane Washer Lock 7/16 - EC38

Description

The retaining nut threads onto the threaded section of the control on the back side of the instrument panel to secure the control. Threaded wear sleeves are used on many McFarlane controls to secure the control to the firewall and/or mounting brackets. Replacement lock washer p/n EC38 for all McFarlane controls that attach to the instrument panel with a 7/16-20 thread (also used with 7/16-20 threaded wear sleeves on McFarlane controls).Replacement Parts for McFarlane Push-Pull ControlsWe offer a variety of replacement parts to service your McFarlane push-pull controls.Adjustable Friction Lock Service KitsBootsKnobsRetaining Nuts and Lock WashersThreaded Wear Sleeve Nuts and Lock WashersMiscellaneousDual Throttle Hardware Kit P/N 6408Adjustable Friction Lock Service Kits:Part NumberDescriptionUse EligibilityEC12SKFriction Packing Service KitThrottle controls using a 1/2" friction nutEC312SKFriction Packing Service KitThrottle controls using a 9/16" friction nutBoots: Fuel, oil and temperature resistant, keeps trash out of the control and dampens vibration.Part NumberDescriptionUse Eligibility2353/16" Pushrod BootControls with a 3/16" pushrod2721/4" Pushrod BootControls with a 1/4" pushrodEC04Swivel Boot with Spring LockControls employing a swivel jointKnobs:Part NumberDescriptionUse Eligibility*1536A or 1536BT-Handle: B, C, GN, L, R, W, or YVarious controls6277Round: R, B, L, or CMCC1XXDLLL and MCUX24-LLL series controls6277Round, engraved with "CHOKE":RC, BC, LC, or CCMCC1XXDLLL series controls6277Round, engraved with "CABIN AIR":RA, BA, LA, or CAMCUX24-LLL series controls**6277Round, engraved with "DEFROST":RD, BD, LD, or CDMCUX24-LLL series controls**6277Round, engraved with "CABIN HEAT":RH, BH, LH, or CHMCUX24-LLL series controls**6277Round, engraved with "PARK BRAKE":RP, BP, LP, or CPMCUX24-LLL series controls**6307-BK Round, BlackVarious Cessna controls6307-RD Round, RedVarious Cessna controls6378Fuel Strainer DrainMCS1517 series controls6417T-HandleMCTXXXX-LLL and MCTLXXX4DLLL series controls6418T-Handle, Turn-to-LockMCTXXXX-LLL and MCTLXXX4DLLL series controls64274 ProngMCTXXXX-LLL and MCTLXXX4DLLL series controls64284 Prong, Turn-to-LockMCTXXXX-LLL and MCTLXXX4DLLL series controls6429FlutedMCTXXXX-LLL and MCTLXXX4DLLL series controls6430Fluted, Turn-to-LockMCTXXXX-LLL and MCTLXXX4DLLL series controls6432T-Handle, ShortenedMCTXXXX-LLL and MCTLXXX4DLLL series controls6489Square: R, B, L, or CMCUX24-LLL series controls**6489Square, engraved with "CARB HEAT":RB, BB, LB, or CBMCUX24-LLL series controls**6495Phenolic, Black: -01B, -02B, -03B, -04R or -04B MCUX24-LLL series controls**6512Triangle: R, B, L, or CMCUX24-LLL series controls**6570Red Vernier-Assist KnobVernier-Assist Mixture controls66201/4-20 Black Vernier-Assist KnobVernier-Assist Throttle controls6660T-Handle, Turn-to-Lock,engraved with "Choke Lock"MCTXXXX-LLL and MCTLXXX4DLLL series controls6661Fluted, Turn-to-Lock,engraved with "Cabin Heat Lock"MCTXXXX-LLL and MCTLXXX4DLLL series controls6662Fluted, Turn-to-Lock,engraved with "Airbox Lock"MCTXXXX-LLL and MCTLXXX4DLLL series controls6730 Prop, Vernier-AssistMCVA Vernier-Assist controlsEC031/4-20 Black KnobThrottle controlsEC125-1Hemisphere, BlackThrottle controlsEC531/4-20 Black Ball KnobP/N MC12693-04 and MC455-139MCT1XXDLLL, MCTLXXX4DLLL, MCTLXXXX-LLL and MCC1XXDLLL series controls**For all knob options for the MCUX24-LLL Universal Light-Weight Controls, go to Light-Weight Control Knob Options.Retaining Nuts and Lock Washers: The retaining nut threads onto the threaded section of the control on the back side of the instrument panel to secure the control.Part NumberDescriptionUse Eligibility*6060-81/2-20 Retaining NutThrottle controls using 1/2-20 threaded fittingsEC1111/2" Lock WasherThrottle controls using 1/2" threaded fittingsEC1193/4-16 Extended Panel NutControls with a 3/4-16 threadMS35333-401/4" Steel Lock WasherMCT1XXDLLL, MCTLXXX4DLLL, MCTLXXXX-LLL, and MCC1XXDLLL series controlsMS35333-441/2" Lock W