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    Anhydrous Ammonia Couplings, Anhydrous Ammonia Breakaway Couplers

    Pioneer breakaway couplings for anhydrous ammonia are specifically designed for safety when dealing with anhydrous application. The Pioneer 4500 series coupler creates a safe, secure anhydrous ammonia connection between the nurse tank and application equipment. The double-acting sleeve with simple push-pull connect operation allows this breakaway anhydrous ammonia coupler to be quickly connected and disconnected with minimal effort. Additionally, when the female coupler bodies are properly installed in the breakaway clamps, these NH3 breakaway couplings allow the coupler bodies and male tips to disconnect in a breakaway situation. This helps avoid costly repairs and serious safety risks associated with anhydrous ammonia operations such as broken hoses and anhydrous spillage.

    These NH3 coupler assemblies are sold only as a complete unit and include swivel clamp, nurse tank decal, and operating instructions. Coupler assemblies also include anhydrous tips as noted.

    Note: Existing old-style 4500-6 couplers (pre-1984) cannot be used with the new 4503-7 breakaway clamp.
    Existing old-style 4500-6 couplings (Pre 1984) cannot be used with the new 4503-7 breakaway clamp.
    Part No. Catalog Description Price
    Picture of Breakaway Coupling / Safety Coupler for Anhydrous Ammonia/NH3, 1", with 1" FPT Male Tip & Clamp Assembly
    SKU: PA4500-6 Catalog: E0431 Description: Breakaway Coupling / Safety Coupler for Anhydrous Ammonia/NH3, 1", with 1" FPT Male Tip & Clamp Assembly Price: $547.00 / EA
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    Picture of Breakaway Coupling / Safety Coupler for Anhydrous Ammonia/NH3, 1", with 1-3/4" Acme Tip & Clamp Assembly
    SKU: PA4500-6M Catalog: E0431 Description: Breakaway Coupling / Safety Coupler for Anhydrous Ammonia/NH3, 1", with 1-3/4" Acme Tip & Clamp Assembly Price: $498.00 / EA
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    Picture of Breakaway Coupling / Safety Coupler for Anhydrous Ammonia/NH3, 1-1/4", with 1-1/4" FPT Male Tip & Clamp Assembly
    SKU: PA4500-7 Catalog: E0431 Description: Breakaway Coupling / Safety Coupler for Anhydrous Ammonia/NH3, 1-1/4", with 1-1/4" FPT Male Tip & Clamp Assembly Price: $673.00 / EA
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    Picture of 1" FPT Male Tip only for 1" Couplings
    SKU: PA4510-6 Catalog: E0431 Description: 1" FPT Male Tip only for 1" Couplings Price: $111.00 / EA
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    Picture of 1-3/4" Acme Tip only for 1" Couplings
    SKU: PA4510-6M Catalog: E0431 Description: 1-3/4" Acme Tip only for 1" Couplings Price: $146.00 / EA
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    Picture of 1-1/4" FPT Male Tip only for 1-1/4" Couplings
    SKU: PA4510-7B Catalog: E0431 Description: 1-1/4" FPT Male Tip only for 1-1/4" Couplings Price: $176.00 / EA
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    Picture of Bracket only for 1" & 1-1/4" Couplings
    SKU: PA4503-7 Catalog: E0431 Description: Bracket only for 1" & 1-1/4" Couplings Price: $125.00 / EA
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    Picture of O-Ring Seal for 1" & 1-1/4" Couplings
    SKU: PA2-222 Catalog: E0431 Description: O-Ring Seal for 1" & 1-1/4" Couplings Price: $3.45 / EA
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    Picture of Teflon Back-Up Ring for 1" Couplings
    SKU: PAH67J-28 Catalog: E0431 Description: Teflon Back-Up Ring for 1" Couplings Price: $6.00 / EA
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    Picture of ACME Gasket
    SKU: PA458026 Catalog: E0431 Description: ACME Gasket Price: $4.15 / EA
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    Picture of Snap Ring for #4500-6  1" Clamps
    SKU: PA45600-6A Catalog: E0431 Description: Snap Ring for #4500-6 1" Clamps Price: $11.10 / EA
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    Picture of Operating Instructions Decal
    SKU: PA9070034 Catalog: E0431 Description: Operating Instructions Decal Price: $2.95 / EA
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    Additional Information

    CAUTION: The female coupler or tip must be replaced before the date shown on the product, or sooner if excessive wear, seal deterioration, leakage, or corrosion is apparent, whichever is earlier. The manufacturer suggests a 3-Year In Service Removal Date.