DFEC Original Request a quote

Supersession history

All numbers below fit the same position. Ask for any of them; we confirm the current number before quoting.

Request a quote
NumberNameSuperseded onReplaced by
3171713CQ-20 Current number Hex Flange Head Cap Screw — —
3171713NM Hex Flange Head Cap Screw 1 April 2026 3171713CQ-20

Questions about 3171713CQ-20

Answers from our parts data. Ask anything else in your quote.

What is Cummins 3171713CQ-20?
A genuine Cummins Hex Flange Head Cap Screw. Origin: CCEC. It weighs 0.064 kg; dimensions 5 × 2 × 2 cm (L × W × H). The same part is also listed as 3171713CQ 20.
Is 3171713CQ-20 the current part number?
Yes. 3171713CQ-20 is the current number. It replaces 3171713NM (superseded 1 April 2026). All fit the same position; we supply the current number.
How much is 3171713CQ-20?
Our reference price is US$5 per piece for the genuine part. Prices move with the market; your quote confirms the price, stock and lead time.
Where can I buy Cummins 3171713CQ-20?
From DFEC, a Cummins parts dealer in Shiyan, Hubei, China. 3171713CQ-20 is available to order. Send the number and quantity in the form below or on WhatsApp, and a person replies with price, availability and lead time.
Will 3171713CQ-20 fit my engine?
The engine serial number (ESN) decides, not the engine model alone. Add your ESN to the request and we check fit before we quote.

Quote request

Request a quote

List the part numbers and quantities you need. A person replies by email within one business day with price, availability and lead time.

If you have the engine serial number (ESN), add it. It lets us confirm the part fits before we quote.

Fields marked are required.

Part type

We quote genuine and, where we have one, an aftermarket option.

Add the engine serial number or a message
Send this list on WhatsApp

We reply within one business day with price, availability and lead time.

We use these details only to answer your request. See our privacy notice.