| END CONDITION | THREADED |
| BREAKING STRENGTH | 338000.0 POUNDS MINIMUM |
| CLOSURE HEAD STYLE | HEXAGON |
| INSIDE LENGTH | 7.500 INCHES MINIMUM AND 8.500 INCHES MAXIMUM |
| LOCKING DEVICE TYPE | COTTER PIN AND NUT |
| MATERIAL DIAMETER | 2.500 INCHES MINIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL | STEEL OR STEEL COMP 1020 |
| NONDEFINITIVE SPEC/STD DATA | 4B TYPE AND A GRADE AND 3 CLASS |
| OPENING WIDTH | 4.000 INCHES MINIMUM AND 4.250 INCHES MAXIMUM |
| STYLE DESIGNATOR | CHAIN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A153 ASSN STD 1ST TREATMENT RESPONSE OR QQ-Z-325,CL 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-Z-325,CL 2 FED SPEC 3RD TREATMENT RESPONSE |
| SURFACE TREATMENT | ZINC OR ZINC AND CHROMATE |