We appreciate your interest in Heartland Precision Fasteners In part number 20-057-4-21D, which is currently ready for procurement here on Prompt Aerospace. For your reference, part number 20-057-4-21D is listed with the NSN 5306-01-026-1803 and description “Bolt Shear.” If this is the item you are seeking and you would like to request a quote for your comparisons, simply complete the form below with information like your desired quantity, budget, and anticipated fulfillment timeframe. We regularly respond to requests within 15 minutes of receiving them, using the details we are offered to curate the most ideal purchasing options.
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If you want to explore other items produced by Heartland Precision Fasteners In under the CAGE Code 0ZC92 or that similarly fall under the FSC 5306 Bolts, keep in mind that since we list everything with relevant information, you can easily locate related part numbers using our search engine or catalogs. We also excel at tracking down parts with long lead times or that are generally hard to find, meaning that we can serve you even if you do not see exactly what you need on our website. With all of this being said, we are ready to help you source any of the NSN 5306-01-026-1803 parts and Bolt Shear items your operations require, so request a quote today.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5306-01-026-1803 Item PartTypeName: BOLT,SHEAR | 5306 | 010261803 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 20-057-4-21D | 2 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.425 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.737 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 1.312 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.559 INCHES NOMINAL FIRST HOLE |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-7838 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
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