| Item Name | Gear Spur |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-761-6972 (007616972) |
| NCB Code | USA (00) |
| Manufacturer | L And E Machine Experimental Lab Inc, Profile Gear Corp, At And T Corp, Lucent Technologies Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AGJS | PITCH DIAMETER | 4.5000 INCHES NOMINAL |
| AJLA | TEETH QUANTITY | 36 |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.700 INCHES |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 1.375 INCHES |
| CWRS | BORE NOMINAL DIAMETER | 2.219 INCHES FIRST END |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 2.440 INCHES SECOND END |
| FEAT | SPECIAL FEATURES | BORE GROOVED 0.089 IN. W,2.570 IN. DIA,0.040 IN. FROM 1ST END,PILOT HOLE 0.187 IN. DIA LOCATED THRU GEAR BODY 1.651 IN. FROM CENTER OF BORE |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE,CLASS2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAQL | BODY STYLE | PLAIN,SOLID |
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CWNH | TOOTH FORM | STANDARD |
| CWTB | COUNTERBORE NOMINAL DEPTH | 1.249 INCHES SECOND END |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 6 OR QUALITY NUMBER 7 |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI/SAE 4150 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | HUBLESS |
| Relevant Components for NSN - 3020-00-761-6972, 3020007616972 | ||||
| 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) | |
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