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) | 00-325-3908 (003253908) |
| NCB Code | USA (00) |
| Manufacturer | Parker Hannifin Corporation, Nimikkeistokeskus Ncb Finland |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 1.9700 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 0.6500 INCHES NOMINAL |
| ABPS | FIRST STEP LENGTH | 0.3800 INCHES NOMINAL |
| ABPT | SECOND STEP DIAMETER | 0.8090 INCHES NOMINAL |
| ABPU | SECOND STEP LENGTH | 0.4000 INCHES NOMINAL |
| ABPV | THIRD STEP DIAMETER | 1.2100 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.6800 INCHES NOMINAL |
| AMFZ | SECOND END DIAMETER | 1.2100 INCHES NOMINAL |
| BBRB | END DIAMETER | 0.6100 INCHES NOMINAL |
| BZDH | DISTANCE FROM END TO FIRST STEP | 1.1800 INCHES NOMINAL |
| BZDL | COUNTERBORE LENGTH | 1.7800 INCHES NOMINAL |
| BZDM | SECOND COUNTERBORE LENGTH | 0.4400 INCHES NOMINAL |
| BZLN | SECOND COUNTERBORE DIAMETER | 0.4385 INCHES NOMINAL |
| MATT | MATERIAL | STEEL,MIL-S-16598 |
| Relevant Components for NSN - 5340-00-325-3908, 5340003253908 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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