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| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-578-3750 (015783750) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company The, Circor Aerospace Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AECS | BOLT HOLE QUANTITY | 4 1ST END |
| AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AGAV | END ITEM IDENTIFICATION | F-15SG STRIKE EAGLE |
| AHNC | CONNECTION STYLE | BEADED (HOSE) 2ND END |
| AKGF | NOMINAL WIDTH | 2.440 INCHES 1ST END |
| AKGG | NOMINAL LENGTH | 2.440 INCHES 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | RECTANGULAR WITH HOLES 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| AWLS | CONNECTION TYPE | UNTHREADED EXTERNAL HOSE 2ND END |
| BBJX | MOUNTING POSITION | HORIZONTAL |
| CQGM | MAXIMUM OPERATING PRESSURE | 90.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCK | NOMINAL THICKNESS | 0.250 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.285 INCHES 1ST END |
| CWCY | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | 1.812 INCHES 1ST END |
| CWDC | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | 1.812 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE, CHECK - HOT AIR |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TY 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| Relevant Components for NSN - 4820-01-578-3750, 4820015783750 | ||||
| 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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