AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Seat Helical Compression Spring |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5340 Hardware Commercial |
| National Item Identification Number (NIIN) | 00-179-6429 (001796429) |
| NCB Code | USA (00) |
| Manufacturer | Woodward Hrt Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.4380 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM |
| ABPR | FIRST STEP DIAMETER | 0.4335 INCHES MINIMUM AND 0.4355 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.2350 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM |
| APGF | DESIGN TYPE | SOLID |
| BBRB | END DIAMETER | 0.3650 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.3550 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | MATL-CRES STEEL AMS 5643,COMP 17-4PH;PASSIVATED,HRPS-161 HYDRAULIC RESEARCH;RIGHT END C/BORED 0.307/0.308 IN. DIA BY 0.180/0.185 IN. DEEP,RIGHT END SLOTTED 4 PLACES EQUALLY SPACED 0.093 IN. W BY 0.080 IN. DEEP,4 HOLES 0.109 IN. DIA EQUALLY |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| TEST | TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS,BROCHURES,ETC.,THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS,INDUSTRY DIRECTORIES,AND SIMILAR TRADE PUBLICATIONS,REFLECTIN |
| Relevant Components for NSN - 5340-00-179-6429, 5340001796429 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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