To receive competitive purchasing options on part number AN178C20A by Aeronautical Standards Group, look no further than NSN Direct. For your reference, this item has the NSN 5305-01-348-2686 and is listed with the description “Screw Close Tolerance.” If this matches your needs, we encourage you to fill out the partially-completed quote request form on this page to kick off procurement. By providing comprehensive information about your requirements, such as your desired quantity, pricing, and fulfillment speed, our experts can formulate the most fitting solutions for you. We want to ensure that this process is quick and effortless, so we routinely respond to requests within 15 minutes of receiving and reviewing them.
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In addition to our streamlined quotation service, we also aim to make the process of finding products simple. As such, if you require other Aeronautical Standards Group parts produced under the CAGE Code 88044, you can peruse our manufacturer or CAGE Code catalogs, or use our search engine and filters. Furthermore, if you want to locate items similar to part number AN178C20A, you can glean from the first four digits of its NSN 5305-01-348-2686 that it belongs to the FSC 5305 Screws. This being said, do not hesitate to request quotes on part number AN178C20A and any other NSN parts that we feature to experience unrivaled procurement.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-01-348-2686 Item PartTypeName: SCREW,CLOSE TOLERANCE | 5305 | 013482686 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| AN178C20A | 5 | 2 | 2 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| ANEE | GRIP LENGTH | 1.952 INCHES MINIMUM AND 1.982 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASU | HEAD HEIGHT | 0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.4986 INCHES MINIMUM AND 0.4991 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AASK | HEAD STYLE | HEXAGON |
| AATB | WIDTH BETWEEN FLATS | 0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD32.0 MICROINCHES GRIP |
| MATT | MATERIAL | STEEL COMP 431 OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.781 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 2.078 INCHES MINIMUM AND 2.124 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
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