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) | 00-329-9875 (003299875) |
| NCB Code | USA (00) |
| Manufacturer | Woodward Hrt Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 2.0800 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 0.9910 INCHES MINIMUM AND 0.9960 INCHES MAXIMUM |
| ABPS | FIRST STEP LENGTH | 0.1000 INCHES NOMINAL |
| AMFZ | SECOND END DIAMETER | 0.4100 INCHES NOMINAL |
| APGF | DESIGN TYPE | SOLID |
| BBRB | END DIAMETER | 0.9250 INCHES NOMINAL |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.1800 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | 2ND CORNER CHAMFERED 0.100 IN. X 30 DEG;MATL-ALUM. ALLOY QQ-A-268,ALLOY 2024-T42;NOT CASEHARDENED |
| MATT | MATERIAL | ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Relevant Components for NSN - 5340-00-329-9875, 5340003299875 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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