Mfg Part Number: WC4020-4-12AY | Alternate P/N: WC4020412AY | Manufacturer: Emhart Teknologies Inc |
NSN : 5305-01-142-9920 | NIIN : 011429920 | Item Name : screw shoulder |
CAGE Code : 58998 | FSC : 5305 Screws |
We are pleased to announce that the NSN Part WC4020-4-12AY is currently available for immediate purchase through Alpha NSN. This Screw Shoulder part is manufactured by Emhart Teknologies Inc and is listed alongside the NSN 5305-01-142-9920. If you are interested in purchasing WC4020-4-12AY part by Emhart Teknologies Inc, or any other component listed on our website, you may begin the purchasing process with our Instant RFQ service. To begin, simply fill out the RFQ form provided on this page with as much information as possible and click submit. With dedicated account managers readily available for our customers, you will receive a personalized solution within 15 minutes of submission. If you are facing an AOG situation, don't hesitate to contact our team to learn about same-day shipping options on select in-stock items.
Alpha NSN is your number one choice for purchasing high-quality NSN part WC4020-4-12AY, whether they be 5305-01-142-9920 or others. Also, at Alpha NSN, we list every item alongside its respective CAGE Code, such as 58998, allowing customers to cross-reference identifiers as desired. Additionally, as the only independent distributor with a NO CHINA Sourcing policy, we guarantee that every order is fully traceable or comes directly from a trusted manufacturer like Emhart Teknologies Inc. Submit an RFQ today to learn why so many customers rely on Alpha NSN to fulfill all their operational requirements.
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 1.203 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
AASL | HEAD DIAMETER | 0.502 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
AASU | HEAD HEIGHT | 0.0582 INCHES MINIMUM AND 0.0602 INCHES MAXIMUM |
AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
AATX | SHOULDER LENGTH | 0.680 INCHES MINIMUM FIRST SHOULDER AND 0.702 INCHES MAXIMUM FIRST SHOULDER |
ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
CMLP | THREAD QUANTITY PER INCH | 28 |
CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
FEAT | SPECIAL FEATURES | FURNISHED WITH ONE RUBBER O RING |
MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
![]() |
“We Proudly Support Intrepid Fallen Heroes Fund that serves United States Military Personal experiencing the Invisible Wounds of War : Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit website (www.fallenheroesfund.org) and help in their valiant effort”. |
We Hope that You Will Visit Us Again the Next Time You Need NSN Parts and Make Us Your Strategic Purchasing Partner.
Request for Quote