A8187: PACKING ASSEMBLY.
The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.250 INCHES NOMINAL IN, inside_diameter: 1.250 INCHES NOMINAL IN, outside_diameter: 1.687 INCHES NOMINAL IN, end_item_identification: MK18 MOD 2 UU, part_name_assigned_by_controlling_agency: OIL SEAL. This part is cataloged in the U.S.
Government catalog under NSN 6760-00-286-7608, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| height | 0.250 INCHES NOMINAL IN |
| inside_diameter | 1.250 INCHES NOMINAL IN |
| outside_diameter | 1.687 INCHES NOMINAL IN |
| end_item_identification | MK18 MOD 2 UU |
| part_name_assigned_by_controlling_agency | OIL SEAL |
| NSN | 6760-00-286-7608 |
| OVERALL DIAMETER | 2.125 INCHES NOMINAL IN |
| OVERALL LENGTH | 1.127 INCHES NOMINAL IN |
| BASE MOUNTING TYPE | SCREW |
| ACCESSORY COMPONENTS AND QUANTITY | 1 CAP,LENS |
| FIELD VIEW COVERAGE | 4 BY 5 IN. FIELD OF VIEW COVERED IN |
| SPECIAL FEATURES | F/4.5 TO F/22.0 MARKED APERTURE RANGE |
| MOUNTING CHARACTERISTIC | MOUNTED |
| END ITEM IDENTIFICATION | TYPE NO. PH-639-TF AND PH-639A/TF A |
| MOUNTING PROVISION FOR WHICH DESIGNED | BARREL |
| LENS FOCAL LENGTH | 2.000 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.