| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-085-7071 (010857071) |
| NCB Code | USA (01) |
| Manufacturer | Eaton Aerospace Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 0.550 INCHES MINIMUM AND 0.580 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.357 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.111 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| AJFZ | SEAT RADIUS | 0.188 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.101 INCHES MINIMUM AND 0.108 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.418 INCHES MINIMUM AND 0.422 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 82.0 ROCKWELL C MAXIMUM OVERALL |
| CQKM | SEATING SURFACE SHAPE | RADIAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MC5 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| Relevant Components for NSN - 4820-01-085-7071, 4820010857071 | ||||
| 4820-01-251-8295 (4820012518295) | 4820-01-606-5732 (4820016065732) | 4820-01-504-6136 (4820015046136) | 4820-01-345-7050 (4820013457050) | |
| 4810-01-373-6377 (4810013736377) | 4810-01-079-4456 (4810010794456) | 4820-01-280-4146 (4820012804146) | 4820-01-651-8515 (4820016518515) | |
| 4820-01-688-1777 (4820016881777) | 4820-01-439-5575 (4820014395575) | 4820-01-228-6731 (4820012286731) | 4820-01-645-8483 (4820016458483) | |
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.
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