Thank you for considering Federal Corporation part number 311-81, an item we carry that is listed with the NSN 5305-00-639-1223 and product description “Screw Shoulder.” This component is available for purchase through our website at this time, so complete the Request for Quote (RFQ) form provided below if you would like to receive pricing information for your comparisons. Simply offer our staff details like your desired quantity, budget, and delivery timeline to help us craft the best solution for your needs.
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We aim to make the process of locating and procuring exact items simple, which is why we feature key listing details with every offering. For example, part number 311-81 was specifically produced by Federal Corporation under CAGE Code 21900, and with the NSN 5305-00-639-1223, it belongs to FSC 5305 Screws. Additionally, all stock comes delivered with any applicable qualifying certifications or manufacturer trace documentation for your further benefit. With all of this in mind, be sure to submit a request for part number 311-81 today, knowing we will be in touch shortly after reviewing your information.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-639-1223 Item PartTypeName: SCREW,SHOULDER | 5305 | 006391223 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 311-81 | 2 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.188 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.110 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.250 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.062 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.184 INCHES MINIMUM FIRST SHOULDER AND 0.188 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.828 INCHES NOMINAL FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.112 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 36 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNS |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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