768877-1: RETAINER,PACKING.
The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include attachment_method: ROUND HOLE, peripheral_diameter: 3.970 INCHES NOMINAL IN, center_hole_diameter: 2.700 INCHES NOMINAL IN, cross-sectional_height: 0.081 INCHES NOMINAL IN, end_item_identification: AIRCRAFT B-1B, attachment_hole_diameter: 0.203 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 6650-00-768-8771, 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.
| attachment_method | ROUND HOLE |
| peripheral_diameter | 3.970 INCHES NOMINAL IN |
| center_hole_diameter | 2.700 INCHES NOMINAL IN |
| cross-sectional_height | 0.081 INCHES NOMINAL IN |
| end_item_identification | AIRCRAFT B-1B |
| attachment_hole_diameter | 0.203 INCHES NOMINAL IN |
| attachment_feature_quantity | 5 |
| cross-sectional_shape_style | SQUARE/RECTANGULAR |
| attachment_feature_circle_diameter | 3.190 INCHES NOMINAL SINGLE CIRCLE IN |
| NSN | 6650-00-768-8771 |
| FSC APPLICATION DATA | PERISCOPE,TANK |
| BACK FOCAL LENGTH | -0.961 INCHES IN |
| ELEMENT LEFT SURFACE RADIUS | 2.774 INCHES IN |
| EQUIVALENT FOCAL LENGTH | -0.927 INCHES IN |
| ELEMENT RIGHT SURFACE RADIUS | 0.860 INCHES IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, GRADE C, TYPE 689-309 MIL SPEC SINGLE MATERIAL RESPONSE |
| DIAMETER | 1.097 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN |
| ABBE CONSTANT | 30.900 |
| AXIAL THICKNESS | 0.241 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| SPECIAL FEATURES | LEFT SURFACE EDGE CHAMFER 0.010 TO 0.020 IN. BY 45 DEG. RIGHT SURFACE EDGE CHAMFER 0.050 TO 0.060 IN. BY 45 DEG. BOTH SURFACES COATED WITH MAGNESIUM FLUORIDE. RIM AND CHAMFERS GROUND. IN |
No substitute or cross-reference records for this part.