| 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) | 01-292-3606 (012923606) |
| NCB Code | USA (01) |
| Manufacturer | Hamilton Sundstrand Corporation, Aero Precision Industries Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.2150 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM |
| ABPR | FIRST STEP DIAMETER | 0.8550 INCHES MINIMUM AND 0.8650 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.4590 INCHES MINIMUM AND 0.4790 INCHES MAXIMUM |
| ALME | MATERIAL HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM |
| APGF | DESIGN TYPE | SOLID |
| BBRB | END DIAMETER | 0.5750 INCHES MINIMUM AND 0.5870 INCHES MAXIMUM |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.0780 INCHES MINIMUM AND 0.0880 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4340 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE |
| STYL | STYLE DESIGNATOR | SEAT |
| Components Related to NSN - 5340-01-292-3606, 5340012923606 | ||||
| 5365-01-353-6485 (5365013536485) | 5365-01-314-0869 (5365013140869) | 5365-01-538-9415 (5365015389415) | 5330-01-360-0946 (5330013600946) | |
| 5330-01-260-4708 (5330012604708) | 5342-01-109-4185 (5342011094185) | 5331-01-608-0793 (5331016080793) | 5305-00-298-4681 (5305002984681) | |
| 5315-00-514-0217 (5315005140217) | 5330-01-528-4162 (5330015284162) | 5310-01-312-3813 (5310013123813) | 5360-00-969-4423 (5360009694423) | |
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