Mfg Part Number: 12705-4C8B
Alternate P/N: 127054C8B
NSN : 5305-00-480-4175
NIIN : 004804175
CAGE Code : 71838
Manufacturer: Sps Technologies Inc
Item Name : Screw Shoulder
FSC : FSC 5305 Screws
Here at Internet For Aviation, we have 12705-4C8B Screw Shoulder from Sps Technologies Inc, 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 12705-4C8B 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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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-480-4175 Item Description: Screw Shoulder | 5305 | 004804175 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 12705-4C8B | 2 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 0.852 INCHES MINIMUM AND 0.878 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASU | HEAD HEIGHT | 0.182 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AATX | SHOULDER LENGTH | 0.497 INCHES MINIMUM FIRST SHOULDER AND 0.503 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL OVERALL |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.357 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.247 INCHES MINIMUM FIRST SHOULDER AND 0.248 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| ASDB | WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
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