Aerospace Performance Parts is pleased to offer immediate purchasing options for Hamilton Sundstrand Corporation part number 20645-1, which you have taken interest in. This Seat Valve item is listed alongside the NSN 4820-01-254-6775 for ease of identification, with various additional information provided on this page for your reference. Should you wish to obtain solutions on this particular listing, we invite you to complete the Request for Quote (RFQ) form on this page at your earliest convenience. Responses are always offered shortly after we receive and review each request, with solutions we give being fully based on the details we are provided.
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If you happen to require expedited shipping for part number 20645-1 or any other FSC 4820 Valves Nonpowered components we carry from Hamilton Sundstrand Corporation under CAGE Code 99167, be sure to let us know as soon as possible. We would be happy to discuss the options that we can potentially provide, our track record of on-time delivery being a testament to our dedication to customer satisfaction. You can either include such details within your request, or get in touch with staff directly. Otherwise, request a quote on NSN 4820-01-254-6775 part number 20645-1 today, knowing we will support all your operational needs with care.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-254-6775 Item PartTypeName: SEAT,VALVE | 4820 | 012546775 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 20645-1 | 2 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKK | FLANGE DIAMETER | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.250 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.156 INCHES MINIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.078 NOMINAL MILS AND 0.082 NOMINAL CENTIMETERS |
| AJRM | UNDER FLANGE HEIGHT | 0.285 INCHES MINIMUM AND 0.299 INCHES MAXIMUM |
| AJSG | SEAT ANGLE IN DEG | 30.000 NOMINAL |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MATT | MATERIAL | STEEL COMP 440C OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| ZZZV | FSC APPLICATION DATA | AIRCRAFT HYDRAULIC SYSTEM |
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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