Lincoln Series
1/4″ Body Size
Lincoln Series (L) couplers come standard with a buna seal and have a 1/4″ body made of brass with steel components. The plugs are heat-treated and plated steel, with select plug sizes available in 303 stainless steel. These couplers interchange with all Lincoln series interchange couplers.
Lincoln Sockets (Valved)
• Manual Style Socket
FNPT Lincoln Sockets (Valved)
| Part # | Body Size | Thread Size [A] | Hex Size [B] | O.A.L. [D] | Max OD [E] | Weight Lbs. | |
|---|---|---|---|---|---|---|---|
 | LFA2 | 1/4" | 1/4" | 3/4" | 2.40" | .90" | .26 |
MNPT Lincoln Sockets (Valved)
| Part # | Body Size | Thread Size [A] | Hex Size [B] | O.A.L. [D] | Max OD [E] | Weight Lbs. | |
|---|---|---|---|---|---|---|---|
 | LMA2 | 1/4" | 1/4" | 3/4" | 2.62" | .90" | .24 |
Lincoln Plugs (Unvalved)
FNPT Lincoln Plugs (Unvalved)
| Part # | Body Size | Thread Size [A] | Hex Size [B] | O.A.L. [D] | Max OD [E] | Weight Lbs. | |
|---|---|---|---|---|---|---|---|
 | LFPA2 | 1/4" | 1/4" | 5/8" | 2.10" | .72" | .05 |
MNPT Lincoln Plugs (Unvalved)
| Part # | Body Size | Thread Size [A] | Hex Size [B] | O.A.L. [D] | Max OD [E] | Weight Lbs. | |
|---|---|---|---|---|---|---|---|
 | LMPA1 | 1/4" | 1/8" | 1/2" | 2.12" | .56" | .05 |
| LMPA2 | 1/4" | 1/4" | 9/16" | 2.25" | .65" | .06 |
| Socket: Seal Material: Buna Body Material: Brass | Plug: Standard: Plated Steel Stainless: 303SS |