AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Diaphragm Chamber Brake |
| Federal Supply Group (FSG) | Vehicular Equipment Components |
| Federal Supply Class (FSC) | 2530 Vehicular Brake Steering Axle Wheel and Track Components |
| National Item Identification Number (NIIN) | 00-331-8123 (003318123) |
| NCB Code | USA (00) |
| Manufacturer | Allis Chalmers Corp, American Hoist And Derrick Co, Terex American Crane Corp, Brinkley Technology Group Llc, Bendix Commercial Vehicle Systems, Hercules Engine Co Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 180881 | allis chalmers corp | diaphragm chamber brake | RFQ |
| 440349 | american hoist and derrick co | diaphragm chamber brake | RFQ |
| 806737 | terex american crane corp | diaphragm chamber brake | RFQ |
| 684123 | brinkley technology group llc | diaphragm chamber brake | RFQ |
| 440349 | terex american crane corp | diaphragm chamber brake | RFQ |
| 231506 | bendix commercial vehicle systems | diaphragm chamber brake | RFQ |
| 684123 | hercules engine co inc | diaphragm chamber brake | RFQ |
| 806737 | american hoist and derrick co | diaphragm chamber brake | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASF | NONMETALLIC HARDNESS RATING | 45.000 MINIMUM SHORE DUROMETER A AND 55.000 MAXIMUM SHORE DUROMETER A |
| ABKW | OVERALL HEIGHT | 2.657 INCHES MINIMUM AND 2.719 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 4.844 INCHES NOMINAL |
| ARQS | CONSTRUCTION | FABRIC INSERT |
| AXGY | MOUNTING METHOD | BEAD |
| AZEN | DIAPHRAGM TYPE | BEADED TAPERED SLEEVE |
| AZEP | SLEEVE SMALLEST OUTSIDE DIAMETER | 3.422 INCHES NOMINAL |
| MATT | MATERIAL | RUBBER |
| ZZZV | FSC APPLICATION DATA | REAR BRAKE CHAMBER ASSY,FIRE TRUCK |
| Relevant Components for NSN - 2530-00-331-8123, 2530003318123 | ||||
| 2540-01-564-9134 (2540015649134) | 2530-01-382-6689 (2530013826689) | 2590-00-097-7759 (2590000977759) | 2540-01-687-0047 (2540016870047) | |
| 2590-00-177-7826 (2590001777826) | 2510-01-477-4641 (2510014774641) | 2520-01-657-7626 (2520016577626) | 2590-01-230-8949 (2590012308949) | |
| 2510-01-513-8255 (2510015138255) | 2530-01-457-0172 (2530014570172) | 2520-00-851-8689 (2520008518689) | 2530-00-560-8475 (2530005608475) | |
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