| 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) | 00-157-6407 (001576407) |
| NCB Code | USA (00) |
| Manufacturer | Ingersoll Rand Company, Carleton Technologies Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAWY | COUNTERBORE DIAMETER | 0.2470 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.5780 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 | 0.3920 INCHES MINIMUM AND 0.4070 INCHES MAXIMUM |
| BZDL | COUNTERBORE LENGTH | 0.0420 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM |
| MATT | MATERIAL | ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | SEAT |
| Components Related to NSN - 5340-00-157-6407, 5340001576407 | ||||
| 5315-01-076-2969 (5315010762969) | 5325-00-543-3429 (5325005433429) | 5340-00-196-3675 (5340001963675) | 5360-01-424-6607 (5360014246607) | |
| 5310-00-084-4232 (5310000844232) | 5365-01-532-4588 (5365015324588) | 5340-01-654-3113 (5340016543113) | 5305-01-143-8635 (5305011438635) | |
| 5340-01-332-8256 (5340013328256) | 5360-00-558-5147 (5360005585147) | 5306-01-234-3071 (5306012343071) | 5305-01-175-6588 (5305011756588) | |
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