52921-360-21: HEAD,SPRINKLER,FIRE PROTECTION.
The HEAD,SPRINKLER,FIRE PROTECTION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, head_type: SPRAY, special_features: HALON 1301; 4 ORIFICE HOLES; ON A 90 DEGREE 1.380 INCH HEX HEAD; OVERALL LENGTH 2.130 INCH; DRILL SIZE 21-0.344 INCH IN, spray_angle_pattern: 360.0 DEGREES, connection_thread_size: 1 IN.-11 1/2 IN, connection_thread_series: NPT. This part is cataloged in the U.S.
Government catalog under NSN 4210-01-280-9045, 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 |
| head_type | SPRAY |
| special_features | HALON 1301; 4 ORIFICE HOLES; ON A 90 DEGREE 1.380 INCH HEX HEAD; OVERALL LENGTH 2.130 INCH; DRILL SIZE 21-0.344 INCH IN |
| spray_angle_pattern | 360.0 DEGREES |
| special_test_features | SHOCK TEST- GR-A,CLASS 1,TY-A,MEDIUM WEIGHT-MIL-S-901; VIBRATION TEST- TY-1-MIL-STD-167/1; SALT SPRAY TEST,METHOD 509-MIL-STD-810 |
| connection_thread_size | 1 IN.-11 1/2 IN |
| connection_thread_series | NPT |
| media_for_which_designed | BROMOTRIFLUOROMETHANE |
| connection_thread_location | EXTERNAL |
| NSN | 4210-01-280-9045 |
| HEAD TYPE | SPRAY |
| CONNECTION THREAD SIZE | 1 IN.-11 1/2 IN |
| CONNECTION THREAD SERIES | NPT |
| SPECIAL TEST FEATURES | SHOCK TEST- GR-A,CLASS 1,TY-A,MEDIUM WEIGHT-MIL-S-901; VIBRATION TEST- TY-1-MIL-STD-167/1; SALT SPRAY TEST,METHOD 509-MIL-STD-810 |
| CONNECTION THREAD LOCATION | EXTERNAL |
| SPECIAL FEATURES | HALON 1301; 4 ORIFICE HOLES; ON A 90 DEGREE 1.380 INCH HEX HEAD; OVERALL LENGTH 2.130 INCH; DRILL SIZE 21-0.344 INCH IN |
| MEDIA FOR WHICH DESIGNED | BROMOTRIFLUOROMETHANE |
| MATERIAL | STEEL CORROSION RESISTING |
| SPRAY ANGLE PATTERN | 360.0 DEGREES |