We’re excited to announce that part number 51B581-4-11H is now available in our ready-to-ship inventory. Part number 51B581-4-11H is a Screw Close Toleran manufactured by Erwood Inc with FSC 5305 Screws. Are you interested in a quick and competitive quote for this part? If so, just fill out the short Request for Quote (RFQ) form below to get started.
As you fill out the RFQ form, make sure that you carefully complete all fields, especially the asterisk-marked (*) fields like Need Parts By and Quantity (ea) for the NSN part 51B581-4-11H. A majority of your quote will be determined by your response to these fields. One of our dedicated sales representatives will get back to you with your quote in 15 minutes or less after receiving your RFQ for 51B581-4-11H.
ASAP NSN Parts, owned and operated by ASAP Semiconductor, is a leading distributor of Erwood Inc hard-to-find parts for the aerospace, aviation, and defense industries. We’re an AS9120B, ISO 9001:2015, and FAA AC 0056B accredited member of the Aviation Suppliers Association (ASA). With our vast and comprehensive inventory of over 2 billion parts sourced from over 5000 global manufacturers and our many advanced shipping facilities, we can get you the Erwood Inc NSN parts you need at the fastest delivery times in the industry with same-day and next-day delivery.
Is 15 minutes still too long to wait for a quote? If so, you can call us at our toll-free number, +1-714-705-4780, or email us your Bill of Materials (BOM) at sales@asap-nsnparts.us. We’re available and ready to help, 24/7x365. And for an even faster and more convenient purchasing experience, you can download the ASAP Semiconductor App from Google Play or the App Store.
NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
---|---|---|---|---|---|---|
5305-00-766-5306 Item PartTypeName: SCREW,CLOSE TOLERANCE | 5305 | 007665306 | 0 | N | ||
CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
U | U | |||||
Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
51B581-4-11H | C | 9 | 5 |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.316 INCHES MINIMUM |
AASB | FASTENER LENGTH | 0.978 INCHES MINIMUM AND 0.983 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT COUNTERSUNK |
AASL | HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
ANEE | GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 28 |
CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
CRSQ | COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.862 INCHES MINIMUM FIRST HOLE AND 0.867 INCHES MAXIMUM FIRST HOLE |
CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
Don’t forget That You Can Always Get an Instant RFQ Within Fifteen Minutes Or Less. All You Need to Do Is Fill Out the form On Our Home Page, and You Can Get Started today.
Request for Quote