| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 2530-01-648-0440
 
 Federal Supply Class:
 2530
 
 National Item Identification Number:
 016480440
 
 Description:
 ARM ASSEMBLY,PIVOT,TRACK SUSPENS
 |  
		                        | 
 Manufacturer Information:
 
 | 12577924-1 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
 |  
					            | 
 Techincal Specification:
 
 | COLOR | TAN, 686A |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | ARM ASSEMBLY,PIVOT,TRACK SUSPENSION-DAMPED,LEFT |  | PROPRIETARY CHARACTERISTICS | PACS |  | MOUNTING POSITION | LEFT SIDE |  | SPECIAL FEATURES | INTERAL INVOLUTE SPLINE DATA; FILLET ROOT SIDE FIT (CLASS 5) NUMBER OF TEETH : 40, DIAMETRAL PITCH: 16/32, PRESSURE ANGLE: 45 DEGREES, BASE DIAMETER:1.767767 INCHES, PITCH DIAMETER: 2.500 INCHES, MAJOR DIAMETER: 2.600 INCHES MAX, FORM DIAMETER: 2.568 INCHES, MINOR DIAMETER: 2.468/2.463 INCHES, SPLINE REFERENCE DATA: CIRCULAR TOOTH THICKNESS AT PITCH DIA: MAX ACTUAL 0.1139 INCHES MIN EFFECTIVE 0.1107 INCHES, PIN DIAMETER: 0.1200 INCHES, MAX MEASUREMENT BETWEEN PINS 2.3235 INCHES. |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | CHIP NO 33446 OF FED-STD-595 ASSN STD 2ND TREATMENT RESPONSE |  | SURFACE TREATMENT | CARC (CHEMICAL AGENT RESISTANT COATING) |  | TEST DATA DOCUMENT | 19207-12577924-1 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) | 
 |  |