Header Plug Specifications

Plug Size
0.750″ – 1.625″
(19.05 – 41.3mm)
Materials
Carbon Steel
316 Stainless Steel
Part Numbers

| Typical Tube OD | “A” Plug Diameter | UNF Thread | “B” Length Under Head | Header Plug, Carbon Steel | Header Plug, 316 Stainless Steel  | 
Gasket, Carbon Steel | Gasket, 316 Stainless Steel  | 
Hex Size | 
|---|---|---|---|---|---|---|---|---|
| 
 5/8″ (15.9mm)  | 
3/4″
 (19.05mm)  | 
16 | 1″
 (25.4mm)  | 
HPCS750-1000-10 | HPSS316-750-1000-10 | HPG750-CS-10 | HPG750-SS316-10 | 
 1″ (25.4mm)  | 
| 
 3/4″ (19.05mm)  | 
7/8″
 (22.2mm)  | 
14 | 1″
 (25.4mm)  | 
HPCS875-1000-10 | HPSS316-875-750-10 | HPG875-CS-10 | HPG875-SS316-10 | 
 1-1/8″ (28.6mm)  | 
| 
 7/8″ (22.2mm)  | 
1″
 (25.4mm)  | 
12 | 1″
 (25.4mm)  | 
HPCS1000-1000-10 | HPSS316-1000-1000-10 | HPG1000-CS-10 | HPG1000-SS316-10 | 
 1-1/4″ (31.8mm)  | 
| 1″ (25.4mm)  | 
1-1/8″ (28.6mm)  | 
12 | 1″
 (25.4mm)  | 
HPCS1125-1000-10 | HPSS316-1125-1000-10 | HPG1125-CS-10 | HPG1125-SS316-10 | 1-3/8″ (34.9mm)  | 
| 1-1/8″ (28.6mm)  | 
1-1/4″ (31.8mm)  | 
12 | 1″ (25.4mm)  | 
HPCS1250-1000-10 | HPSS316-1250-1000-10 | HPG1250-CS-10 | HPG1250-SS316-10 | 1-1/2″ (38.1mm)  | 
| 1-1/4″ (31.8mm)  | 
1-3/8″ (34.9mm)  | 
12 | 1″ (25.4mm)  | 
HPCS1375-1000-10 | HPSS316-1375-1000-10 | HPG1375-CS-10 | HPG1375-SS316-10 | 1-5/8″ (41.3mm)  | 
| 
 1-1/2″ (38.1mm)  | 
1-5/8″
 (41.3mm)  | 
12 | 1″ (25.4mm)  | 
HPCS1625-1000-10 | HPSS316-1625-1000-10 | HPG1625-CS-10 | HPG1625-SS316-10 | 1-7/8″
 (47.6mm)  | 
Contact Elliott for additional sizes and materials
| Plug Diameter | Target Torque (ft-lbs), CS Plug With Soft Iron Gasket | Max Torque (ft-lbs), CS Plug With Soft Iron Gasket | 
|---|---|---|
| 1-1/8″ | 225 | 325 | 
| 1-1/4″ | 275 | 400 | 
| 1-3/8″ | 350 | 475 | 
If plugs leak, increase torque in increments of 25 ft. lbs. until seal is obtained.