You are currently exploring our in-stock options for part number 21128-28 with the NSN 5306014059956. This product is listed with the description “Bolt Internal Wrenching” and is manufactured by Sargent Aerospace. 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 21128-28 is listed alongside the NSN 5306-01-405-9956 and belongs to the FSC 5306 Bolts. Additionally, it is also under the CAGE Code 78062, which is assigned to Sargent Aerospace. 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 21128-28 seamless.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5306-01-405-9956 Item PartTypeName: BOLT,INTERNAL WRENCHING | 5306 | 014059956 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 21128-28 | 5 | 9 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | Thread Class | 3A |
| MATT | Material | STEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL |
| SFTT | Surface Treatment | CADMIUM OVERALL AND CHROMATE OVERALL |
| ASXK | Hole Quantity | 6 |
| THSD | Thread Series Designator | UNJF |
| BQDM | Hole Type | DRILLED |
| ABQZ | Internal Drive Style | HEXAGON |
| AASL | Head Diameter | 0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| AHYM | Nominal Thread Diameter | 0.312 INCHES |
| CMLP | Thread Quantity Per Inch | 24 |
| AASA | Thread Length | 0.781 INCHES NOMINAL |
| AAJF | Thread Direction | RIGHT-HAND |
| AAUB | Hole Diameter | 0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| STDC | Surface Treatment Document And Classification | QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CRHC | Hole Configuration Style | ROUND INTERNAL HEXAGON |
| AASK | Head Style | BEVEL-CONICAL |
| AASB | Fastener Length | 6.562 INCHES NOMINAL |
| ASDB | Width Across Flats | 0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| AASU | Head Height | 0.312 INCHES NOMINAL |
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