You are currently exploring our in-stock options for part number MB251-4-19 with the NSN 5306011685631. This product is listed with the description “Bolt Close Tolerance” and is manufactured by Hi Shear Corporation. If you are looking to purchase this part, we encourage you to complete and submit the RFQ form below with as much information as you can provide, such as your desired quantity, budget, shipping time frame, and more. Within 15 minutes of receiving and reviewing your submission, one of our experts will reach out with a quote that is tailored to your needs.
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We supply all relevant information alongside the listings on our website, that way you know you are always getting the exact item you require. For example, part number MB251-4-19 is listed alongside the NSN 5306-01-168-5631 and belongs to the FSC 5306 Bolts. Additionally, it is also under the CAGE Code 73197, which is assigned to Hi Shear Corporation. At Aerospace Procurement, you can trust that each product in our inventory is up to industry standards, as we are committed to various quality assurance practices. For example, we uphold a strict NO CHINA SOURCING pledge to ensure that each part is shipped out alongside its manufacturer trace documentation and qualifying certifications. These practices and more allow us to operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. Get in contact with us today to see how we can make the procurement process for part number MB251-4-19 seamless.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5306-01-168-5631 Item PartTypeName: BOLT,CLOSE TOLERANCE | 5306 | 011685631 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| PBF1264-4-19 | 2 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.598 INCHES MINIMUM AND 1.628 INCHES MAXIMUM |
| 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 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CSYM | SURFACE FINISH | 16.0 MICROINCHES THREADS |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES GRIP |
| MATT | MATERIAL | TITANIUM ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ALUMINUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488,TYPE 2,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
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