Mfg Part Number: R20837
NSN : 3020-00-737-1207
NIIN : 007371207
CAGE Code : 83120
Manufacturer: Pressed Metals Of America Inc
Item Name : Gear Helical
Here at Internet For Aviation, we have R20837 Gear Helical from Pressed Metals Of America Inc, as well as a variety of other parts from reliable manufacturers. As the only independent distributor with a No China Sourcing policy, we go to great lengths to ensure that we source responsibly when it comes to certified standard items. If you’re in need of a specific R20837 to aid you in your aircraft repair capabilities, simply search by NSN part number, NSN or Cage Code on our parts directory. Submit an instant RFQ and a representative will get back to you in as little as 15 minutes.
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We pride ourselves in our abilities to deliver quality superior grade aviation parts in a timely schedule. Thanks to the various supply chain locations that we have across the United States. We can execute fast shipping times that outpace our competitors. Unlike other competitors, we can promise same day shipping and delivery right to the very place you need. We’re leaders in our industry thanks to our parts streamlining process which includes quick stock and acquisition of the certified product and fast shipping. For whatever needs you have, be they Gear Helical and R20837 parts, we can procure and deliver in a schedule that fits with you! Contact us today for an immediate quote!
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED, OFFSET, SOLID |
| AGJS | PITCH DIAMETER | 3.8572 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 27 |
| CQFM | HARDNESS RATING | 59.0 ROCKWELL C MINIMUM HUB AND 62.0 ROCKWELL C MAXIMUM HUB |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.103 INCHES |
| CWNH | TOOTH FORM | STANDARD |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.437 INCHES FIRST END |
| CWRM | FACE NOMINAL WIDTH | 0.812 INCHES |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.219 INCHES FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 1.6200 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN SECOND END |
| CWWN | END NOMINAL DIAMETER | 2.406 INCHES FIRST END |
| CWYD | FIRST GROOVE NOMINAL DIAMETER | 2.060 INCHES FIRST END |
| FEAT | SPECIAL FEATURES | FIRST END SPLINED ON OUTER PERIPHERY,15 TEETH,20 DEG PRESSURE ANGLE,2.403 IN. MIN,2.408 IN. MAX MAJOR DIA,2.075 IN. MIN,2.095 IN. MAX MINOR DIA |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ED STD 66,AISI/SAE 4027 FED STD 5TH MATERIAL RESPONSE OVERALL |
| ABSA | SPLINE QUANTITY | 6 BOTH ENDS |
| ANTP | BORE STYLE | STRAIGHT SPLINE BOTH ENDS |
| CWFR | NOMINAL OVERALL LENGTH | 1.687 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPZ | HELIX ANGLE | 30.0000 DEGREES |
| CWRS | BORE NOMINAL DIAMETER | 1.190 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 1.750 INCHES SECOND END |
| CWXY | FIRST GROOVE NOMINAL WIDTH | 0.125 INCHES FIRST END |
| CWYL | NOMINAL DISTANCE FROM END TO FIRST GROOVE | 0.312 INCHES FIRST END |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
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