Mfg Part Number: MS51975-55
Alternate P/N: MS5197555
NSN : 5305-00-858-5558
NIIN : 008585558
CAGE Code : 80205
Manufacturer: Nat Aerospace Std
Item Name : Screw Shoulder
FSC : FSC 5305 Screws
Here at Internet For Aviation, we have MS51975-55 Screw Shoulder from Nat Aerospace Std, as well as a variety of other parts from reliable manufacturers. As the only independent distributor with a No China Sourcing policy, we go to great lengths to ensure that we source responsibly when it comes to certified standard items. If you’re in need of a specific MS51975-55 to aid you in your aircraft repair capabilities, simply search by NSN part number, NSN or Cage Code on our parts directory. Submit an instant RFQ and a representative will get back to you in as little as 15 minutes.
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We pride ourselves in our abilities to deliver quality superior grade aviation parts in a timely schedule. Thanks to the various supply chain locations that we have across the United States. We can execute fast shipping times that outpace our competitors. Unlike other competitors, we can promise same day shipping and delivery right to the very place you need. We’re leaders in our industry thanks to our parts streamlining process which includes quick stock and acquisition of the certified product and fast shipping. For whatever needs you have, be they Screw Shoulder and MS51975-55 parts, we can procure and deliver in a schedule that fits with you! Contact us today for an immediate quote!
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-858-5558 Item Description: Screw Shoulder | 5305 | 008585558 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| MS51975-55 | 2 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.845 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AATN | SHOULDER DIAMETER | 0.746 INCHES MINIMUM FIRST SHOULDER AND 0.748 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND DICHROMATE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 2.845 INCHES MINIMUM AND 2.875 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.977 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AATX | SHOULDER LENGTH | 2.000 INCHES NOMINAL FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 11 |
| CQFM | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
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