AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-420-8445 (004208445) |
| NCB Code | USA (00) |
| Manufacturer | Droitcour Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.154 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.066 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | 16508789158,A-7D |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.085 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.058 INCHES MINIMUM AND 0.063 INCHES MAXIMUM |
| AJSH | SEAL ACCOMMODATION TYPE | RECESSED |
| CQFM | HARDNESS RATING | 56.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | STEEL COMP 440C OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5630 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| ZZZV | FSC APPLICATION DATA | ACFT HYDRAULIC SYSTEM |
| Relevant Components for NSN - 4820-00-420-8445, 4820004208445 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
Request for Quote