Description
This lock is a genuine Stihl spare part for long‐reach hedge trimmers, designed to secure key assemblies and prevent accidental loosening during work or transport. Made from durable OEM‐grade materials for dependable service life, it maintains the integrity of housings and components so your machine operates safely and consistently. It is engineered for a precise fit on selected Stihl models, including the HL 145 and HL 91 KC‐E, and suits a broader range across the HL, HLA, FH and HL‐KM families. As an OEM item, it matches the original specification for fit and function, helping restore equipment to manufacturer standards with minimal fuss. Ideal for both professional users and DIY owners who need a reliable, straightforward replacement part.
Key Features:
– Genuine Stihl OEM part (OEM No. 4243 640 4506) for assured compatibility and reliability.
– Robust locking mechanism helps keep components and covers secure during cutting and transport.
– Durable construction resists vibration, wear and outdoor conditions for long service life.
– Precisely made to fit the intended Stihl assemblies; no modification required.
– Quick, simple installation with standard hand tools to reduce downtime.
– Supports safer operation by minimising the risk of accidental disassembly.
– Suitable for multiple Stihl long‐reach hedge trimmer families (HL, HLA, FH, HL‐KM).
– Practical replacement for worn, damaged or missing original locks.
Typical Applications:
Replacement lock for Stihl long‐reach hedge trimmers during repair or routine servicing. Used to secure housings or assemblies after maintenance, or when the original lock is worn, damaged or lost. Suitable for professional grounds maintenance, landscaping, estate work and domestic garden care where dependable retention and safe operation are essential.
Also known as:
Retaining lock, lock catch, latch, locking piece, retaining fastener, securing catch, hedge trimmer latch, hedge cutter retaining clip. These terms are commonly used when referring to the small locking component that holds assemblies in place on compatible Stihl long‐reach hedge trimmers.
Fits Models:
FH 145, FH-KM 145, FH-KM145, FH145, FHKM145, HL 145, HL 91 K-Z, HL 91 KC-E, HL 92 C-E, HL 92 KC-E, HL 94 C-E, HL 94 K-Z, HL 94 KC-E, HL 94-Z, HL-KM 145, HL-KM145, HL145, HL91K-Z, HL91KC-E, HL91KCE, HL91KZ, HL92C, HL92C-E, HL92CE, HL92KC, HL92KC-E, HL92KCE, HL94-Z, HL94C-E, HL94CE, HL94K-Z, HL94KC-E, HL94KCE, HL94KZ, HL94Z, HLA 135, HLA 135 K, HLA135, HLA135K, HLKM145
Alternate Part Numbers:
4243 640 4502, 4243-640-4506, 42436404506, 42436404502
Product Specifications
| L&S Part No. | 4243 640 4506 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42436404506 |
| Unit of Sale | 1 |
| Applications | FH 145, FH-KM 145, FH-KM145, FH145, FHKM145, HL 145, HL 91 K-Z, HL 91 KC-E, HL 92 C-E, HL 92 KC-E, HL 94 C-E, HL 94 K-Z, HL 94 KC-E, HL 94-Z, HL-KM 145, HL-KM145, HL145, HL91K-Z, HL91KC-E, HL91KCE, HL91KZ, HL92C, HL92C-E, HL92CE, HL92KC, HL92KC-E, HL92KCE, HL94-Z, HL94C-E, HL94CE, HL94K-Z, HL94KC-E, HL94KCE, HL94KZ, HL94Z, HLA 135, HLA 135 K, HLA135, HLA135K, HLKM145 |
| Machine Type | Hedgetrimmers |
| Fits Brands | Stihl |
| Fits Models | HL92C, HL92KC | HLA 135, HLA 135 K | FH 145° | HL 145° |
Roller Oil Tank Wa Dahlia Yel – Genuine Belle Part – 981/01900Y
Chesterfield Women’s Eyeglasses – Clear Lens Rectangular Shaped Frame | CH 893 0003 00
Chesterfield Men’s Eyeglasses – Black Full Rim Metal Frame Clear Lens | 46 XL 0JVW 00
GU Secury Auto A3 1770 Multipoint Lock – 3 Deadlocks 45/92 6-37298-20-0-1
Chesterfield Men’s Eyeglasses – Half Rim Matte Black Metal Frame | CH 81XL 0003 00
Chesterfield Men’s Eyeglasses – Matte Grey Square Shaped Metal Frame | CH 86XL 0FRE 00
Outsunny 3 x 4m Garden Gazebo Hexagon Pop Up Gazebo Party Tent Canopy Double Roof Instant Shelter with Netting and Carry Bag for Outdoor Patio, Dark Grey
WARRIOR Action Work Trousers 38 Inch Waist – Navy Blue
MACO PAS 24 Reverse Action Shootbolt 300mm With Cam 211834
XTRADE 285 Piece Assorted Fixing Kit X0800012
ABLOY Eff 352M.80 Motorised Escape Lock 12 24V DC Fail Unlocked
Chesterfield Men’s Eyeglasses – Silver Rectangular Metal Full Rim | CH 80XL 0YB7 00
For Galaxy J5 / J500 Front Screen Outer Glass Lens (White)
Emma Bridgewater Seconds Blue Star French Bowl – Unique Handmade & Handpainted English Earthenware Decorative Plates
ASEC 6-Pin Euro Double Cylinder 120mm 75/45 70/10/40 Keyed To Differ – Polished Brass
For Samsung Galaxy J4+ / J6+ Front Screen Outer Glass Lens with OCA Optically Clear Adhesive
For Samsung Galaxy A23 5G SM-A236B OEM LCD Screen Digitizer Full Assembly with Frame
UNION 1445 3 Lever Double Handed Rimlock 152mm – Black
10pcs Charging Port Connector for Galaxy J7 (2015) / J700 / J700F / J7 (2016) / J710 / J710F / J5 (2016) / J510
Omr Hydra. Motor Seal Kit – Genuine Belle Part – 5/0088
TFT Material LCD Screen and Digitizer Full Assembly for Galaxy J7 (2015) / J700F, J700F/DS, J700H/DS, J700M, J700M/DS, J700T, J700P(Gold)
Blackstone 1517 28 in. 2-Burner Griddle Cooking Station in Black
EASYFIT Adjustable Multi Spindle Espag Handle (10mm – 55mm) – Gold
King Plush to Sherpa Down Alternative Comforter Set GL-B035100483
Round Storage Ottoman GL-B035P148256
Utility French Bowl – Unique Handmade & Handpainted English Earthenware Decorative Plates
ABUS Wintecto One Smart Motorised Window & Patio Door Drive Black
Full/Queen Velvet Comforter Set with Throw Pillow GL-B03595916
Winner Soft Face Towels, USA Cotton Dry Wipes, 600 Count Unscented Cotton Tissues for Sensitive Skin, 6 Pack
Stainless Steel Antiqued & Polished Tiger’s Eye Buddha Stretch Bracelet
LEM 10-Tray Silver Food Dehydrator with Temperature Control
Stainless Steel Antiqued & Polished Faux Leather 8in w/.5in ext. Bracelet
For Samsung Galaxy A06 5G SM-A066B Original LCD Screen With Digitizer Full Assembly
Stainless Steel Antiqued & Polished Links 8.5in Bracelet
For Galaxy S10+ / S10 10pcs Camera Lens Cover Adhesive
YALE High Security Steel Hasp & Staple Y105B 90mm – Black
Lasko Oscillating Digital Ceramic Tower Heater for Home with Adjustable Thermostat,1500W, Silver
Original LCD Screen For Samsung Galaxy A13 5G SM-A136U with Digitizer Full Assembly
Chesterfield Men’s Eyeglasses – Half Rim Dark Brown Rectangular | CH 68XL 0R0Z 00
TREXM 4 Wavy Doors Ample Storage Space Sideboard with Adjustable Shelves and Retro Copper Handles GL-N715P183992M
Tineco – Floor Washer Pet Cordless Mop & Vacuum Cleaner – 5 Series – Black
Antique Roses Round Tin Tray
ASEC VITAL 25mm Wide Straight Barrel Bolt 150mm – Chrome Plated
Ray-Ban Unisex Eyeglasses – Black Wrinkle Plastic Frame, 50 mm | RAY BAN 0RX3916V 8049
For Samsung Galaxy J7 V / J727V / J727P 10pcs Front Screen Outer Glass Lens (Black)
Ray-Ban Unisex Sunglasses – Light Pink Lens Copper Frame | RAY BAN 0RB3547N 91310X51
Ring for Stihl HL 92 KC-E, HL 94 C-E, HL 94 KC-E Hedgetrimmers – 4243 642 8201
Set Fastening Parts for Stihl HL-KM 0-145 Angle Drive – OEM No. 4243 007 1300 
Reviews
There are no reviews yet.