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Thumbnail Filmstrip of AG4F4 | 1/2" Male Coupler x 1/2" NPTF Female (Steel) Images
The AG4F4 1/2" Male AG Coupler, a simple dependable solution for all your agricultural coupling needs. This steel male AG coupler is designed to provide a secure and leak-free connection. Its 1/2" NPTF female threading ensures compatibility with a wide range of equipment and applications.
Ball valve provides greater longevity.
Proven ball-lock mechanism for positive connection.
Couplers have a high concentration of locking balls to reduce incidents of brinneling during operation.
Heavy-duty knurled sleeves resist brinneling and maximize performance under impulse conditions.
Plated steel construction.
Double shut-off.
Buna seals.
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COUPLER SIZE CHART 
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Quick Disconnect Inspection & Maitenance
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| Body Size (Nominal) | Thread Size (Nominal) | Female Coupler Part #: | Parker Interchange (Female) | Male Coupler Part #: | Parker Interchange (Male) | Working Pressure (PSI) | Flow Rate (GPM) |
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| 1/4" | 1/4" NPTF | 2AGF2 | 4050-2 | AG2F2 | 4010-2 | 5,075 | 3.2 |
| 3/8" | 3/8" NPTF | 3AGF3 | 4050-3 | AG3F3 | 4010-3 | 4,350 | 7 |
| 1/2" | 1/2" NPTF | 4AGF4 | 4050-4 | AG4F4 | 8010-4 | 4,350 | 12 |
| 1/2" | 3/4" NPTF | 4AGF6 | 4050-5 | AG4F6 | 8010-5 | 4,350 | 12 |
| 1/2" | 3/4-16 ORB | 4AGOF4 | 4050-15 | AG4OF4 | 8010-15 | 4,350 | 12 |
| 1/2" | 7/8-16 ORB | 4AGOF5 | 4050-16 | AG4OF5 | 8010-16 | 4,350 | 12 |
| 3/4" | 3/4" NPTF | 6AGF6 | 4150-5 | AG6F6 | 4110-5 | 3,625 | 20 |
| 1" | 1" NPTF | 8AGF8 | 4050-6 | AG8F8 | 4010-6 | 3,190 | 40 |
Questions & Answers
Popular Questions
To identify the thread on hydraulic hose fittings, you can use a thread gauge to measure the pitch and diameter, and compare these measurements to a thread identification chart. Additionally, examining the fitting's design, such as whether it has straight or tapered threads, can help determine the thread type and standard (e.g., NPT, BSP, JIC).
Profiles of male nipples can be identified by comparing the profile drawings to your existing equipment. This helps ensure compatibility and proper fit for your AG4F4. Additionally, this product's heavy-duty knurled sleeves and plated steel construction maximize performance and longevity, making it a reliable choice for your agricultural coupling needs.
The coupler has heavy-duty knurled sleeves that resist brinneling and maximize performance under impulse conditions. Knurled sleeves provide a better grip and prevent wear during repeated connections and disconnections. This ensures that the AG4F4 remains reliable and durable, making it a smart choice for your agricultural coupling needs.
