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John Guest Acetal Copolymer Tube Fitting, Straight Adaptor, 5/16" Tube OD x 1/4" NPTF Male (Pack of 10)
AMAZON.COM
Price
$ 19.10
Last price was updated on: 9th Dec 2025, 05:52 PM
Pricing Analytics & Buying Assistance
Price Score:
Good
Poor
Average
Good
Excellent
Current Price
$19.10
$4.80
Lowest
$54.20
Highest
Buying Advice:
Good – Worth buying. 22% chance price goes up. Buy soon.
Good – Worth buying. 22% chance price goes up. Buy soon.
Price History Benchmarks
Lowest Ever
$4.80
23rd Dec 2017
Highest Ever
$54.20
7th Dec 2022
Average Price
$25.87
830 data points
Last 3M Low
$16.00
15th Nov 2025
Last 6M Low
$16.00
15th Nov 2025
Last 12M Low
$5.13
26th Feb 2025
Price History Chart
Product Variants
Product Technical Information
| Product Code | B003NV3X6G |
|---|---|
| Market Place | amazon.com |
| Market Place Name | Amazon.com |
| Brand Name | John Guest |
| Rating | 4.4 ( 158 ratings ) |
| Category | Straight Tube Fittings |
| Item Color | Gray |
| Item Size | 5/16" Tube OD x 1/4" NPTF Male |
Frequently Asked Questions
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What is the lowest price ever for this product?The lowest price for John Guest Acetal Copolymer Tube Fitting Straight Adaptor 51634 Tube OD x 1434 NPTF Male Pack of 10 was $4.80 on 23rd Dec 2017. This is the best recorded deal so far.
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What is the highest price ever for this product?The highest price for John Guest Acetal Copolymer Tube Fitting Straight Adaptor 51634 Tube OD x 1434 NPTF Male Pack of 10 was $54.20 on 7th Dec 2022. Prices have dropped since then.
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What is the average price of this product?The average price for John Guest Acetal Copolymer Tube Fitting Straight Adaptor 51634 Tube OD x 1434 NPTF Male Pack of 10 is $25.87 (830 data points). This helps you compare current deals.
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What is the lowest price in the last 3 months?In the last 3 months, John Guest Acetal Copolymer Tube Fitting Straight Adaptor 51634 Tube OD x 1434 NPTF Male Pack of 10 reached a low of $16.00 on 15th Nov 2025. Recent price trends may help you decide when to buy.
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Should I buy this product now?Worth buying. The price is good, but you may wait for a better deal. 22% chance price goes up. Price may increase soon.