| Item Name | Gear Helical |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-385-7954 (003857954) |
| NCB Code | USA (00) |
| Manufacturer | Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | WEBBED,SOLID |
| ABSA | SPLINE QUANTITY | 10 BOTH ENDS |
| AGJS | PITCH DIAMETER | 6.8330 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 54 |
| ANTP | BORE STYLE | STRAIGHT SPLINE BOTH ENDS |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.0833 INCHES |
| CWFR | NOMINAL OVERALL LENGTH | 1.188 INCHES |
| CWMW | TEETH TYPE | SINGLE HELIX |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWPP | PRESSURE ANGLE | 14.5000 DEGREES |
| CWPZ | HELIX ANGLE | 8.9583 DEGREES |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.032 INCHES BOTH ENDS |
| CWRM | FACE NOMINAL WIDTH | 1.125 INCHES |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 0.450 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 1.445 INCHES SECOND END |
| FEAT | SPECIAL FEATURES | SPLINE MINOR DIA. 1.025 IN. |
| MATT | MATERIAL | STEEL COMP 1045 AND STEEL COMP 1050 AND STEEL COMP 4130 AND STEEL COMP 4145 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 AISI/SAE 1045 FED STD 1ST MATERIAL RESPONSE AND 66 AISI/SAE 1050 FED STD 2ND MATERIAL RESPONSE AND QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-624 FED SPEC 4TH MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-16232 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PROTRUDING HUBS |
| Relevant Components for NSN - 3020-00-385-7954, 3020003857954 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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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