PROTECTOR,THERMAL-OVERLOAD,ELECT. Key specifications include material: STEEL OVERALL, head_style: ROUND, head_height: 0.083 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN, head_diameter: 0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN, fastener_length: 0.250 INCHES NOMINAL IN, features_provided: CASEHARDENED. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4940-00-255-8371, 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.
| material | STEEL OVERALL |
| head_style | ROUND |
| head_height | 0.083 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| head_diameter | 0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN |
| fastener_length | 0.250 INCHES NOMINAL IN |
| features_provided | CASEHARDENED |
| surface_treatment | CADMIUM OR ZINC OVERALL |
| internal_drive_style | CROSS RECESS TYPE 1 |
| end_item_identification | RECEIVER,ANSPS4OFC8,FSCM 21877 |
| nonmachine_thread_style | GIMLET POINT (TYPE A, AB OR BA) |
| nonmachine_nominal_thread_diameter | 0.125 INCHES IN |
| surface_treatment_document_and_classification | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| NSN | 4940-00-255-8371 |
| END ITEM IDENTIFICATION | 49404047870 |