141539: COVER,WAVEGUIDE FLANGE.
Whatever kind of watch you have, it's likely that one of these silver oxide button batteries can power it. Key specifications include material: STEEL CORROSION RESISTING, inclosure_type: OPEN, mounting_method: UNTHREADED HOLE(S) SINGLE GROUP, style_designator: OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL), surface_treatment: PHOSPHATE, external_thread_size: 1/4-18. This part is cataloged in the U.S.
Government catalog under NSN 4730-00-014-1539, 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 CORROSION RESISTING |
| inclosure_type | OPEN |
| mounting_method | UNTHREADED HOLE(S) SINGLE GROUP |
| style_designator | OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL) |
| surface_treatment | PHOSPHATE |
| external_thread_size | 1/4-18 |
| internal_thread_size | 1/8-27 |
| end_item_identification | 3990-01-444-5196 CEMENT MIXER |
| external_thread_direction | RIGHT-HAND |
| internal_thread_direction | RIGHT-HAND |
| mounting_facility_quantity | 4 SINGLE GROUP |
| nondefinitive_spec/std_data | 42 FIGURE |
| NSN | 4730-00-014-1539 |
| INTERNAL SCREW THREAD SERIES DESIGNATOR | NPTF |
| INTERNAL THREAD DIRECTION | RIGHT-HAND |
| STYLE DESIGNATOR | OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL) |
| SPECIFICATION/STANDARD DATA | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| EXTERNAL SCREW THREAD SERIES DESIGNATOR | NPTF |
| NONDEFINITIVE SPEC/STD DATA | 42 FIGURE |
| EXTERNAL THREAD SIZE | 1/4-18 |
| SURFACE TREATMENT | PHOSPHATE |
| END ITEM IDENTIFICATION | 3990-01-444-5196 CEMENT MIXER |
| INTERNAL THREAD SIZE | 1/8-27 |