AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Relay Air Pressure |
| 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) | 01-177-8552 (011778552) |
| NCB Code | USA (01) |
| Manufacturer | Vulcan Co Inc, Sealco Air Controls Inc, Miller Trailers Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| ACLS | SECOND END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACLT | SECOND END STYLE DESIGNATOR | PLAIN |
| ACMN | SECOND END NOMINAL PIPE SIZE ACCOMMODATED | 0.375 INCHES |
| ACMS | SECOND END THREAD DIRECTION | RIGHT-HAND |
| ACMX | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH SECOND END |
| ACPE | FOURTH END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH SECOND END |
| ADQZ | END CONNECTION QUANTITY | 4 |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | NPT |
| CQYM | FIRST END NOMINAL THREAD SIZE | 0.750 INCHES |
| CRNB | SECOND END NOMINAL THREAD SIZE | 0.375 INCHES |
| CRPF | SECOND END THREAD SERIES DESIGNATOR | NPT |
| Relevant Components for NSN - 2530-01-177-8552, 2530011778552 | ||||
| 2520-00-457-8411 (2520004578411) | 2520-00-118-5154 (2520001185154) | 2530-12-171-0832 (2530121710832) | 2510-01-438-9781 (2510014389781) | |
| 2530-01-566-9909 (2530015669909) | 2540-01-598-3017 (2540015983017) | 2590-01-585-0727 (2590015850727) | 2520-00-708-4183 (2520007084183) | |
| 2540-01-532-8868 (2540015328868) | 2530-01-118-7526 (2530011187526) | 2510-01-275-4079 (2510012754079) | 2530-01-521-7899 (2530015217899) | |
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