20119-AS: PISTON,INTERNAL COMBUSTION ENGIN.
PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: PLASTIC POLYCARBONATE LOCATION NOT OTHERWISE SPECIFIED, mounting_method: BY INSERTING GUIDES IN TRACKS ON HELMET SHELL AND INSERTING VISOR LOCK STEM IN KEYHOLE OPENING IN TOP OF VISOR, special_features: HOLOGRAPHIC FILM AND MULTI-LAYER DIELECTRIC STACK. This part is cataloged in the U.S.
Government catalog under NSN 2805-00-346-5997, 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 | PLASTIC POLYCARBONATE LOCATION NOT OTHERWISE SPECIFIED |
| mounting_method | BY INSERTING GUIDES IN TRACKS ON HELMET SHELL AND INSERTING VISOR LOCK STEM IN KEYHOLE OPENING IN TOP OF VISOR |
| special_features | HOLOGRAPHIC FILM AND MULTI-LAYER DIELECTRIC STACK |
| NSN | 2805-00-346-5997 |
| OVERALL HEIGHT | 4.000 INCHES NOMINAL IN |
| CARBON GROOVE | NOT INCLUDED |
| RING GROOVE WIDTH | 0.1000 INCHES NOMINAL AND 0.1300 INCHES NOMINAL AND 0.1920 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| DISTANCE BETWEEN PIN BOSSES | 1.250 INCHES NOMINAL IN |
| RETAINING RING GROOVE | NOT INCLUDED |
| SURFACE FINISH | FINISHED |
| SKIRT SLOT STYLE | HANGMAN SLOT |
| OIL PASSAGE TYPE | HOLE AND SLOT LOCATION NOT OTHERWISE SPECIFIED |
| DIAMETER | 4.238 INCHES NOMINAL IN |
| RING GROOVE DIAMETER | 3.817 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
No substitute or cross-reference records for this part.