AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Regulating Temperature |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-474-5872 (014745872) |
| NCB Code | USA (01) |
| Manufacturer | Trac Regulators Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | COPPER ALLOY |
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 6.125 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABEP | STEM MATERIAL | STEEL, CORROSION RESISTING |
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| ACKU | FIRST END FLANGE THICKNESS | 0.938 INCHES NOMINAL |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 6 |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.688 INCHES NOMINAL |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | 5.000 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACSH | SEAT MATERIAL | COPPER ALLOY |
| ADQL | FACE TO FACE DISTANCE | 8.500 INCHES NOMINAL |
| ADQT | PACKING MATERIAL | PLASTIC, POLYPROPYLENE |
| ADQU | FLOW CONTROL DEVICE | DOUBLE SEATED |
| ADQV | FLOW CONTROL DEVICE MATERIAL | COPPER ALLOY |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVM | TWO-WAY VALVE ACTION | REVERSE ACTING |
| AEVT | CAPILLARY TUBE LENGTH | 120.000 INCHES NOMINAL |
| AEVU | BULB LENGTH | 30.000 INCHES NOMINAL |
| AEVV | BULB DIAMETER | 1.125 INCHES NOMINAL |
| AEVW | BULB MATERIAL | COPPER ALLOY |
| AEVX | TEMP ADJUSTABILITY | ADJUSTABLE |
| AEWJ | THERMOSTATIC ELEMENT | LIQUID IMMERSION TYPE |
| AZKQ | TEMP RATING | 95.0 DEG FAHRENHEIT MINIMUM AND 125.0 DEG FAHRENHEIT MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 2-1/2 TRAC STYLE 'A' FAILSAFE DOUBLE SEAT REVERSE ACTING THERMOSTATIC TEMPERATURE REGULATOR VALVE ASSEMBLY |
| FEAT | SPECIAL FEATURES | VALVE SIZE 2.500 INCHES; USES PC. NO. 6 BULB BUSHING OF BRASS IAW QQ-B-626; PC. NO. 1 THERMOSTATIC ASSY USED IS NO. 50169-04 |
| Relevant Components for NSN - 4820-01-474-5872, 4820014745872 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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