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John Guest Acetal Copolymer Tube Fitting, Straight Adaptor, 5/16" Tube OD x 3/8" NPTF Male (Pack of 10)
AMAZON.COM
Price
$ 14.29
Last price was updated on: 9th Dec 2025, 05:51 PM
Pricing Analytics & Buying Assistance
Price Score:
Excellent!
Poor
Average
Good
Excellent
Current Price
$14.29
$11.21
Lowest
$58.99
Highest
Buying Advice:
Excellent! Buy now. 64% chance price goes up. Buy soon.
Excellent! Buy now. 64% chance price goes up. Buy soon.
Price History Benchmarks
Lowest Ever
$11.21
5th Mar 2018
Highest Ever
$58.99
16th Feb 2025
Average Price
$33.29
445 data points
Last 3M Low
$14.29
9th Dec 2025
Last 6M Low
$14.29
9th Dec 2025
Last 12M Low
$14.29
9th Dec 2025
Price History Chart
Product Variants
Product Technical Information
| Product Code | B005XTQB88 |
|---|---|
| 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 3/8" 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 3834 NPTF Male Pack of 10 was $11.21 on 5th Mar 2018. 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 3834 NPTF Male Pack of 10 was $58.99 on 16th Feb 2025. 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 3834 NPTF Male Pack of 10 is $33.29 (445 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 3834 NPTF Male Pack of 10 reached a low of $14.29 on 9th Dec 2025. Recent price trends may help you decide when to buy.
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Should I buy this product now?Buy now. The price is excellent compared to its history. 64% chance price goes up. Price may increase soon.