National Stock Number (NSN) Output Data
NSN:
NIIN:
Item Name:
GEAR , ANTIBACKLASH , SPUR
Definition:
AN ITEM HAVING ONE FIXED GEAR AND ONE FREE GEAR, BOTH HAVING THE SAME COMPLEMENT OF SPUR GEAR TEETH, MOUNTED ON A COMMON HUB. THE FREE GEAR IS ATTACHED TO THE FIXED GEAR BY SPRINGS AND OPERATES AS ONE GEAR. UPON INSTALLATION WITH THE MATING GEAR, THE TEETH OF THE FREE MOVING GEAR ARE PRESET TO MESH WITH TEETH OTHER THAN THOSE OF THE FIXED GEAR. THIS SPRING TENSION BETWEEN THE FIXED GEAR AND THE FREE GEAR ELIMINATES ANY FREE MOTION BETWEEN THE DRIVER AND THE DRIVEN GEAR. THE GEAR IS USED WHERE IDENTICAL AND ACCURATE TRANSMITTED MOTION BETWEEN GEARS IS REQUIRED.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| 77C708688P57 | 03538 | A | 3 | 2 | A | AX | ||
| AB250-120/SS25 P2 | 01351 | A | 3 | 2 | E | AX | ||
| ABP30-120P2 | 23266 | A | 3 | 2 | E | AX | ||
| Z6E-120P2 | 00328 | A | 3 | 2 | E | AX | ||
| AB250-120-250/S | 01351 | A | C | 1 | 6 | ZZ | AC | |
| 77C708688P057 | 03538 | A | C | 1 | 6 | ZZ | AC | |
| P17-3-120P2 | 00141 | A | 3 | 2 | E | AX |
CAGE Information
| Code | Company |
|---|---|
| 00141 | PRECISION INDUSTRIAL COMPONENTS LLC |
| 03538 | LOCKHEED MARTIN CORPORATION DBA MS2 |
| 01351 | SOUTHERN GEAR & MACHINE INC. |
| 23266 | SECS INC. |
| 00328 | DESIGNATRONICS INCORPORATED DBA STER |
Federal Supply Class
Title
GEARS, PULLEYS, SPROCKETS, AND T
Inclusions:
INCLUDES POWER TRANSMISSION CHAIN; MATCHED GEAR SETS.
Exclusions:
EXCLUDES REDUCTION GEARS (FSC 3010).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| SFTT | SURFACE TREATMENT | PASSIVATE HUB |
| CWWK | PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| AGJS | PITCH DIAMETER | 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| AJLA | TEETH QUANTITY | 120 |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.905 INCHES |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CWPP | PRESSURE ANGLE | 20.0000 DEGREES |
| CWRM | FACE NOMINAL WIDTH | 0.104 INCHES |
| STYL | STYLE DESIGNATOR | PROTRUDING HUB |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.281 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | PINNED FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CWRS | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |
| CWNH | TOOTH FORM | STANDARD |