Description
Product
A Retainer Nut is a fastener that holds a screw or bolt in place. The 18-2346 Retainer Nut from Sierra is designed for Mercruiser MR Alpha I and Gen II stern drives. Mallory 9-78126; GLM 23200; Chrysler/Force/US Marine 824519, F694961, and F694949 are all interchangeable. WARNING: CA PROPOSITION 65 Key features:
- Mercruiser MR Alpha I and Gen II sterndrives are compatible.
- One retainer nut is included.
- Mallory 9-78126, GLM 23200, Chrysler/Force/US Marine 824519, F694961, and F694961-1, Mercruiser Stern Drive 11-42633, 824519, and 8245191, and Mercury Marine 11-42633, 824519, and 8245191 are all interchangeable.
Specifications:
- SKU: 18-2346
- UPC: 808282243500
- Weight: 0.16 LBS
- Manufacturer Part Number (MPN): 118-2346
- This product replaces: 70739047622, 47-2346, GLM23200, 808282243500, 824519-1, 824519, AP2698, 92-23200D, 9-78126
- Fits: MR Alpha & Gen II
- Brand: SeaStar Solutions
- Manufacturer: Sierra Marine Engine
Fits: MR Alpha & Gen II
This product replaces:
- 70739047622, 47-2346, GLM23200, 808282243500, 824519-1, 824519, AP2698, 92-23200D, 9-78126
![Blue Sea 7605 BatteryLink Charger – 10Amp – 2-Bank[7605]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/blue-sea-7605-batterylink-charger-10amp-2-bank-7605.webp)
![Rapala Combo Pack – Pliers, Clipper, PunchSharpener [RTC-6PCHS]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/rapala-combo-pack-pliers-clipper-punchsharpener-rtc-6pchs.webp)
![SmartPlug 50 Amp 50 Dual Configuration Cordset w/Marina Park Power End [C50504]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/smartplug-50-amp-50-dual-configuration-cordset-w-marina-park-power-end-c50504.webp)
![Ocean Signal RescueME EDF1 Electronic Distress Flare – 7 Mile Range[750S-01710]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/ocean-signal-rescueme-edf1-electronic-distress-flare-7-mile-range-750s-01710.webp)
![Sudbury Elastomeric Marine Sealant – 10oz Cartridge – White [300]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/sudbury-elastomeric-marine-sealant-10oz-cartridge-white-300.webp)
![Blue Sea 1455 4 Position Switch CLB Square[1455]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/blue-sea-1455-4-position-switch-clb-square-1455.webp)
![Blue Sea 1221 12V DC Main + 19 Positions w/Digital Meter[1221]](https://www.durablemarinebattery.com/wp-content/uploads/2026/08/blue-sea-1221-12v-dc-main-19-positions-w-digital-meter-1221.webp)