Click to zoom in
Specifications
SPECS:Terminal (Int.)
SPECS FOR:Denso 2.5kW, 2.7kW, 3.0kW, 4.5kW, 5.5kW OSGR Starters
DIM 1:10mm ID
NOTE 1:Used in 66-8211, 66-8213, 66-8214, 66-8215, 66-8216 solenoids.
NOTE 2:Included in 79-82108, 79-82500 contact kits.
LESTER NUMBERS
16990, 17101, 17215, 17286, 17301, 17302, 17306, 17365, 17374, 17376, 17378, 17379, 17384, 17388, 17390, 17391, 17392, 17394, 17600, 17611, 17612, 17614, 17622, 18018, 18136, 18155, 18181, 18342, 32958
UNIT NUMBERS
Bluebird Bus 1315480; Case 116928A1, 116928A2, 116928A23, 1987559C1, 1987565C1, 1987566C1, 47435950, 86982709, A170746, A181056, A186247, A187615, A47228, D129494; Caterpillar 1068553, 3E5127, 3E5128, 3E5129, 3E5130, 3T8208, 3T8209, 6T7002, 6T7003, 6T7004, 7X1057; Chrysler 4428221; Clark 446518; Cummins 3604486RX, 3604630RX, 3675155RX, 3675249RX, 3911343, 3912084, 3925045, 3935889, 3935890, 3957588, 3957596, 3957598, 395889; Daewoo 65262017050; Denso 028000-5300, 028000-5301, 028000-5302, 028000-5490, 028000-5492, 028000-5530, 028000-5620, 028000-5690, 028000-5691, 028000-8560, 028000-9820, 028000-9821, 028000-9830, 028000-9831, 028099-2790, 028099-2791, 028099-3160, 028099-5600, 053400-2520, 053400-2530, 053400-3090, 053400-3100, 053400-3480, 053400-3481, 053400-3550, 053400-3940, 053400-4200, 053400-4210, 053400-4220, 053400-4560, 053400-4610, 053400-4730, 053400-4770, 053400-5490, 053400-7310, 053400-7311, 053400-7330, 053400-7331, 053400-7580, 053400-8520, 053400-9050, 053400-9240, 053400-9950, 128000-0210, 128000-0211, 128000-0212, 128000-0213, 128000-0214, 128000-0215, 128000-0216, 128000-0590, 128000-0591, 128000-1000, 128000-1001, 128000-1002, 128000-1040, 128000-1041, 128000-1050, 128000-1770, 128000-2270, 128000-2273, 128000-2450, 128000-2451, 128000-2470, 128000-2480, 128000-2560, 128000-2561, 128000-2562, 128000-2563, 128000-2960, 128000-2970, 128000-3120, 128000-3121, 128000-3122, 128000-422, 128000-4220, 128000-4221, 128000-4222, 128000-4910, 128000-4911, 128000-5370, 128000-5371, 128000-5372, 128000-5373, 128000-5510, 128000-5590, 128000-5620, 128000-5621, 128000-5622, 128000-5623, 128000-5625, 128000-6870, 128000-6871, 128000-7030, 128000-7031, 128000-7040, 128000-7041, 128000-7042, 128000-7670, 128000-7750, 128000-7751, 128000-7752, 128000-7753, 128000-8230, 128000-8231, 128099-5770, 153400-0070, 153400-2410, 153400-3140, 153400-3150, 153400-4240, 153400-7311, 228000-2671, 228000-2800, 228000-2804, 228000-2805, 228000-2807, 228000-3310, 228000-3311, 228000-3320, 228000-3321, 228000-5000, 228000-5001, 228000-5002, 228000-5003, 228000-6530, 228000-6531, 228000-6532, 228000-7550, 428000-1330, 428000-5240, 428000-5241, TG428000-1330; Freightliner 01-27284-000; GM 94052837, 97500358; Hyster 3017815, 3049381, 3060174; IHC, Navistar 1959930C1, 1987586C1, 2589223C91; Isuzu 1-81151-034-0, 1811002301, 1811002310, 1811002610, 1811002990, 2-91255-900-0, 2911234200, 5811001081, 5811001691, 5811001692, 8-97500-358-2, 8975002310, 8975003580, 8975003581; Iveco 504106753, 5801710983, 5802899063, 99486046; John Deere MG508198, RE501298, RE70756, RE70957, SE501403, TY24439; Komatsu 21K-01-B2140, 600-813-3240, 600-863-5110, 600-863-5111, 600-863-5112, 600-863-5130, 6738-82-6810; Letrika (Iskra) 11.139.207, 11.139.210; Letrika (Iskra) Tech. AZG4884, AZG4885; New Holland 508198; Original Reference Number TP-TY24439; Ottawa 90022947; Prestolite 20540101; PSA Peugeot Citroen 7934025168; Teledyne TMD-13M00500, TMD-13M500, TMD-13M501, TMD-13M502, TMD-13M503, TMD-27M503; Thomas Built Buses 61230354, 61230355; Toyota 28100-40510, 28100-40510-71, 28100-56030, 28100-56060, 28100-56100, 28100-76015-71, 28100-77090, 28105-31960, 28105-31960-71, 28150-46040, 28150-47030, 28150-47090, 28226-54220; Versatile 104668, 89332; White 40-2500450
Aftermarket Starter Insulator 72-82412 – Professional Product Overview
Aftermarket Starter Insulator 72-82412 is a aftermarket insulator for technicians, rebuilders, and vehicle owners seeking an identified electrical-system service component. The listing is organized around part number 72-82412, the Nippondenso reference, and the product photographs above. Those identifiers matter because similar components can differ in dimensions, mounting points, electrical connections, orientation, material, or intended unit series. This page emphasizes accurate comparison instead of making a universal-fit promise. Review the original part, complete number, and available listing details before ordering. When those points agree, Aftermarket Starter Insulator 72-82412 can be evaluated for compatible starter repair, rebuilding, restoration, or inventory replacement work in the United States.
Why Accurate Part Identification Matters
A dependable repair begins with selecting the correct component, especially for a insulator used within a starter assembly. One changed suffix, terminal position, diameter, hole location, connector style, or production revision may separate a correct match from a part that cannot be installed. Start with the full identifier 72-82412; do not compare only the first letters or a shortened number. Next, compare the removed component with every product image and with the verified information in the original description. Check the manufacturer or unit-family reference wherever it is available. If the old part carries several stamped, cast, or printed numbers, record all of them before disposal. This disciplined process reduces avoidable returns, protects workshop time, and helps buyers communicate clearly when requesting fitment assistance.
Key Benefits of Choosing the Correct Insulator
The value of Aftermarket Starter Insulator 72-82412 begins with precise identification. Its SKU, vendor reference, category, and images provide several comparison points. A correctly matched insulator supports orderly disassembly, inspection, cleaning, and reassembly. Retaining part number 72-82412 creates a traceable service record. Compatibility still depends on matching verified details to the serviced unit.
Verified Specifications and Product Details
The original listing above contains the verified product details available for 72-82412. Use those stated dimensions, material notes, terminal details, unit-series references, and photographs as the controlling specifications. Specifications should be read literally rather than expanded by assumption. A number in the source description may describe outside diameter, length, amperage family, thread, terminal count, or another attribute, so compare it with the same attribute on the original component. Photographs are valuable for confirming shape and visible features, but perspective can make dimensions appear different; use a suitable measuring tool when a measurement is critical. The product title identifies this item as Aftermarket Starter Insulator 72-82412, the listed part number is 72-82412, the product type is Insulator, and the associated vendor reference is Nippondenso. Any application not expressly stated in the original listing should be confirmed through a trusted parts cross-reference or directly with RCAutoElectric before purchase.
Compatibility and Fitment Checklist
Before placing an order, compare six points: the complete part number, the component type, the original unit manufacturer, the physical dimensions, the mounting or connection layout, and the photographs. For 72-82412, confirm that the old item performs the same role as the listed insulator. Check orientation from the same viewing angle and note whether terminals, holes, tabs, shoulders, slots, seals, or contact surfaces occupy matching positions. When the source listing names a unit series or application, verify that the serviced assembly belongs to that exact series. Vehicle year, make, and model alone may not identify internal starter parts because more than one unit design can be used in a production year. If any comparison point conflicts, pause the order and request confirmation instead of modifying a mismatched component.
Installation and Rebuilding Guidance
Installation should be completed by a qualified person who understands starter service procedures and has the appropriate manual and tools. Disconnect the vehicle power source according to the manufacturer’s procedure before removing an electrical assembly. During disassembly, photograph wire routing, terminal orientation, spacers, washers, and fastener positions. Clean reusable components with methods suitable for their materials, and inspect adjacent wear items rather than replacing only the visibly failed piece. Do not force Aftermarket Starter Insulator 72-82412 into place, enlarge holes, reshape terminals, or substitute hardware merely to make an uncertain match fit. Follow the applicable torque, insulation, clearance, lubrication, soldering, and testing instructions for the serviced unit. After assembly, bench testing by suitable equipment can help identify a connection, alignment, or performance issue before the unit returns to service.
Related Starter and Alternator Parts
For additional repair options, browse RCAutoElectric collections for alternators, alternator parts, alternator rebuild kits, starters, starter parts, and starter rebuild kits. These internal category links help buyers compare complete units, individual service parts, and grouped rebuilding components. Use them as a navigation aid, then verify every selected product independently by its own number and specifications. A related category does not guarantee compatibility. For this listing, continue to use 72-82412, the insulator description, the Nippondenso reference, and the supplied images as the primary product identifiers. Keep the original 72-82412 component available until the repair has passed inspection and testing. That reference makes it easier to recheck the insulator profile, markings, orientation, and connection layout if a question appears during assembly. Keep the original 72-82412 component available until the repair has passed inspection and testing. That reference makes it easier to recheck the insulator profile, markings, orientation, and connection layout if a question appears during assembly.
Read More
Frequently Asked Questions
How can I verify that 72-82412 is the correct Insulator for my unit? +
Compare the complete 72-82412 number, insulator type, Nippondenso or unit-series reference, dimensions, connection or mounting layout, and product photos with the removed component. Ask RCAutoElectric before ordering if any detail differs.
Is Aftermarket Starter Insulator 72-82412 sold as an OEM or aftermarket component? +
The product title identifies this item as aftermarket. Use that stated designation together with part number 72-82412; no additional manufacturer status should be assumed beyond the listing.
What should be inspected before installing part 72-82412? +
Inspect the label, shipping condition, overall profile, terminals, holes, tabs, contact surfaces, and any stated measurements. Also examine related wear parts in the starter assembly and follow the correct service manual.
Can professional rebuilders use this Insulator? +
Yes, Aftermarket Starter Insulator 72-82412 may be considered for professional rebuilding when every supplied identifier and verified specification matches the serviced unit. Proper installation, clearances, connections, and bench testing remain the technician’s responsibility.
Does part number 72-82412 fit every Nippondenso vehicle or electrical unit? +
No universal fit is claimed. Different Nippondenso vehicles or equipment can use different starter designs, even within the same model year. Confirm the original unit and component numbers rather than relying only on vehicle make or appearance.