| 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 |
| Components Related to NSN - 5340-00-179-6429, 5340001796429 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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