NSN 4240-01-281-2138
Part Details | HEARING PROTECTOR
4240-01-281-2138 An item consisting of two earcups, each of which are filled with sound attenuating material. It is designed to completely cover the wearer's ears and protect them from high intensity sound. It may include a headband or it may be designed for mounting onto headware, such as a helmet. For items containing EARPHONES, see HEADSET, ELECTRICAL and HEADSET-MICROPHONE. For items designed to be inserted into the ear, see PLUG, EAR.
Alternate Parts: HS22, 23201, 2424, 13250025, V2, 5578T14, 23404, 4240-01-281-2138, 01-281-2138, 4240012812138, 012812138
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 42 | JUN 18, 1988 | 01-281-2138 | 42204 ( PROTECTOR, HEARING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4240-01-281-2138
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| HS22 | 01786 | AMERICAN ALLSAFE CO INCSUB OF NCH CORP |
| 23201 | 01786 | AMERICAN ALLSAFE CO INCSUB OF NCH CORP |
| 2424 | 2R473 | BILSOM INTL INCDBA BILSOM GROUP |
| 13250025 | 2R473 | BILSOM INTL INCDBA BILSOM GROUP |
| V2 | 39SU9 | HONEYWELL SAFETY PRODUCTS USA, INC.DBA HONEYWELL SAFETY PRODUCTS |
| 5578T14 | 39428 | MCMASTER-CARR SUPPLY COMPANY |
| 23404 | 77852 | SELLSTROM MANUFACTURING CO. |
Technical Data | NSN 4240-01-281-2138
| Characteristic | Specifications |
|---|---|
| SPECIAL FEATURES | 3-POSITION FOAM AND AIR HEARING PROTECTORS; NOISE REDUCTION RATING OVER HEAD 21, BEHIND HEAD 20 AND UNDER CHIN 20; FREQUENCY PROTECTION LOW-MODERATE, MEDIUM-VERY GOOD AND HIGH-VERY GOOD; PLASTIC-COVERED METAL HEADBAND LIGHTWEIGHT FOAM CUSIONS |