| 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 | Ingersoll Rand Company, Carleton Technologies Inc |
| 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 |
| Components Related to NSN - 5340-00-157-6404, 5340001576404 | ||||
| 5310-01-197-4020 (5310011974020) | 5315-01-603-3457 (5315016033457) | 5307-00-208-2583 (5307002082583) | 5306-00-723-0855 (5306007230855) | |
| 5306-01-051-8024 (5306010518024) | 5365-00-997-7495 (5365009977495) | 5360-00-769-7461 (5360007697461) | 5360-01-313-5636 (5360013135636) | |
| 5330-01-455-6923 (5330014556923) | 5340-00-061-1146 (5340000611146) | 5320-00-333-6513 (5320003336513) | 5310-01-109-8086 (5310011098086) | |
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