A51G20517-1: BOLT,FLUID PASSAGE.
The BOLT,FLUID PASSAGE is a the manufacturer industrial component. Key specifications include material: STEEL, body_style: SHOULDER, head_diameter: 0.875 INCHES NOMINAL IN, overall_length: 1.974 INCHES MINIMUM AND 1.984 INCHES MAXIMUM IN, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM, special_features: FLIGHT SAFETY CRITICAL. This part is cataloged in the U.S.
Government catalog under NSN 4730-00-004-4746, 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 |
| body_style | SHOULDER |
| head_diameter | 0.875 INCHES NOMINAL IN |
| overall_length | 1.974 INCHES MINIMUM AND 1.984 INCHES MAXIMUM IN |
| hardness_rating | 46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| special_features | FLIGHT SAFETY CRITICAL |
| surface_treatment | CHROMIUM |
| concentric_hole_depth | 1.500 INCHES NOMINAL IN |
| first_end_thread_class | 3A A |
| first_end_thread_length | 0.339 INCHES NOMINAL IN |
| wrenching_feature_style | ROUND WITH WRENCH FLATS |
| concentric_hole_diameter | 0.097 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN |
| NSN | 4730-00-004-4746 |
| FIRST END THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| SECOND END NOMINAL THREAD SIZE | 0.125 INCHES IN |
| LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER | 1.464 INCHES MINIMUM AND 1.469 INCHES MAXIMUM IN |
| BODY STYLE | SHOULDER |
| DISTANCE FROM CENTERLINE TO FLAT | 0.344 INCHES NOMINAL IN |
| FIRST END THREAD CLASS | 3A A |
| COTTER PIN HOLE DIAMETER | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| FIRST END STYLE DESIGNATOR | PLAIN |
| SECOND DIAMETER FROM WRENCHING FEATURE | 0.191 INCHES MINIMUM AND 0.201 INCHES MAXIMUM IN |
No substitute or cross-reference records for this part.