Compression Unions
Fuel System
360º seal compression unions permit the use of one part number of each size to effectively and easily join steel, copper, aluminum, and nylon tubing, or combinations of these materials, including 10mm. These leak free compression unions come in both straight, 90º elbows and reducing styles.
Item # |
Product |
Type |
Size |
Weatherhead # |
Edelmann # |
Tube Size |
Side #1 |
Side #2 |
Packaging |
Old FMSI No. |
|---|---|---|---|---|---|---|---|---|---|---|
 | ||||||||||
| 64-5 (Formerly 3783) | N/A 5/16" Brass Compression Tee | Type N/A | Size N/A 5/16" | Weatherhead # N/A 64X5 | Edelmann # N/A 164500 | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A 3783 |
| 3453 | N/A 5/16" (8mm) High Pressure Steel Compression Union (5000psi) | Type N/A | Size N/A | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A 5/16" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A |
| 2846 | N/A 5/16" (8mm) 90° Elbow Compression Union | Type N/A | Size N/A 5/16" (8mm) | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A | Old FMSI No. N/A |
| 2943 | N/A 360° Seal In-Line Compression Union | Type N/A | Size N/A 3/8" | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A | Old FMSI No. N/A |
| 2942 | N/A 360° Seal In-Line Compression Union | Type N/A | Size N/A 5/16" | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A | Old FMSI No. N/A |
| 2941 | N/A 360° Seal In-Line Compression Union | Type N/A | Size N/A 1/4" | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A | Old FMSI No. N/A |
| 2841 | N/A 3/8" to 5/16 (8mm) Reducing Compression Union | Type N/A | Size N/A 3/8" to 5/16" (8mm) | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A | Old FMSI No. N/A |
| 3461 | N/A 3/8" to 10mm High Pressure Steel Compression Union (5000psi) | Type N/A | Size N/A | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A 3/8" to 10mm | Side #1 N/A | Side #2 N/A | Packaging N/A SP(2) HP(2) | Old FMSI No. N/A |
| 3208 | N/A 3/8" Nylon Ferrule | Type N/A | Size N/A 3/8" | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(25) HP(10) | Old FMSI No. N/A |
| 4911 | N/A 3/8" In-line Check Valve For Steel or Nylon Fuel Line | Type N/A | Size N/A | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A For 3.8" Nylon or Steel | Side #1 N/A | Side #2 N/A | Packaging N/A | Old FMSI No. N/A |
| 3454 | N/A 3/8" High Pressure Steel Compression Union (5000psi) | Type N/A | Size N/A | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A 3/8" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A |
| 61-6 (Formerly 3774) | N/A 3/8" Compression Union Brass Nut | Type N/A | Size N/A 3/8" | Weatherhead # N/A 61x6 | Edelmann # N/A 161600 | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A 3774 |
| 160600 | N/A 3/8" Brass Ferrule | Type N/A Sleeve | Size N/A 3/8" | Weatherhead # N/A 60x6 | Edelmann # N/A 160600 | Tube Size N/A 3/8" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(25) HP(10) | Old FMSI No. N/A |
| 162600 | N/A 3/8" Brass Compression Union | Type N/A Union | Size N/A 3/8" | Weatherhead # N/A 62x6 | Edelmann # N/A 162600 | Tube Size N/A 3/8" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(2) HP(2) | Old FMSI No. N/A |
| 164600 | N/A 3/8" Brass Compression Tee | Type N/A Union Tee | Size N/A 3/8" | Weatherhead # N/A 64x6 | Edelmann # N/A 164600 | Tube Size N/A 3/8" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A |
| 3785 | N/A 3/8" Brass Compression 90º Elbow | Type N/A | Size N/A 3/8" | Weatherhead # N/A 65X6 | Edelmann # N/A 165600 | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A |
| 2858 | N/A 3/8" 360º Seal Compression Union | Type N/A | Size N/A 3/8" | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(2) HP(2) | Old FMSI No. N/A |
| 2821 | N/A 3/8" 360° Seal Compression Union to 3/8" Fuel Injection Hose | Type N/A | Size N/A | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A Compression Union for 3/8" Steel or Nylon Tube | Side #2 N/A Hose Barb for 3/8" F.I. Hose | Packaging N/A SP(2) HP(2) | Old FMSI No. N/A |
| 160920 | N/A 3/4" Brass Ferrule | Type N/A Sleeve | Size N/A 3/4" | Weatherhead # N/A 60x12 | Edelmann # N/A 160920 | Tube Size N/A 3/4" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(5) HP(2) | Old FMSI No. N/A |
| 162920 | N/A 3/4" Brass Compression Union | Type N/A Union | Size N/A 3/4" | Weatherhead # N/A 62x12 | Edelmann # N/A 162920 | Tube Size N/A 3/4" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A |
| 3451 | N/A 3/16" High Pressure Steel Compression Union (5000psi) | Type N/A | Size N/A | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A 3/16" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A |
| 160300 | N/A 3/16" Brass Ferrule | Type N/A Sleeve | Size N/A 3/16" | Weatherhead # N/A 60x3 | Edelmann # N/A 160300 | Tube Size N/A 3/16" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(25) HP(10) | Old FMSI No. N/A |
| 162300 | N/A 3/16" Brass Compression Union | Type N/A Union | Size N/A 3/16" | Weatherhead # N/A 62x3 | Edelmann # N/A 162300 | Tube Size N/A 3/16" | Side #1 N/A | Side #2 N/A | Packaging N/A SP(2) HP(2) | Old FMSI No. N/A |
| 64-3 (Formerly 3781) | N/A 3/16" Brass Compression Tee | Type N/A | Size N/A 3/16" | Weatherhead # N/A 64X3 | Edelmann # N/A 164300 | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(1) HP(1) | Old FMSI No. N/A 3781 |
| 2855 | N/A 3/16" 360º Seal Compression Union | Type N/A | Size N/A 3/16" | Weatherhead # N/A | Edelmann # N/A | Tube Size N/A | Side #1 N/A | Side #2 N/A | Packaging N/A SP(2) HP(2) | Old FMSI No. N/A |
