| 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) | 00-157-6404 (001576404) |
| NCB Code | USA (00) |
| Manufacturer | Carleton Technologies Inc, Ingersoll Rand Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAWY | COUNTERBORE DIAMETER | 0.2350 INCHES MINIMUM AND 0.2470 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.5460 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 0.2800 INCHES MINIMUM AND 0.2850 INCHES MAXIMUM |
| ABPS | FIRST STEP LENGTH | 0.0150 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM |
| ABPT | SECOND STEP DIAMETER | 0.4040 INCHES MINIMUM AND 0.4050 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.1250 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM |
| APGF | DESIGN TYPE | SOLID |
| BBRB | END DIAMETER | 0.2300 INCHES MINIMUM AND 0.2400 INCHES MAXIMUM |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.3600 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM |
| BZDL | COUNTERBORE LENGTH | 0.0420 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | NOT CASEHARDENED |
| MATT | MATERIAL | ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | SEAT |
| Relevant Components for NSN - 5340-00-157-6404, 5340001576404 | ||||
| 5365-01-154-3010 (5365011543010) | 5340-01-649-7519 (5340016497519) | 5330-01-012-7329 (5330010127329) | 5306-01-564-7258 (5306015647258) | |
| 5360-00-344-1821 (5360003441821) | 5310-00-579-3436 (5310005793436) | 5320-01-488-3924 (5320014883924) | 5306-01-170-3185 (5306011703185) | |
| 5305-01-503-2037 (5305015032037) | 5365-01-149-0664 (5365011490664) | 5340-01-550-5477 (5340015505477) | 5306-01-330-3156 (5306013303156) | |
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