Thank you for your interest in Northrop Grumman Systems Corporation part number 51B581-4-11H, a Screw Close Tolerance item that we offer here on Aerospace Materials Supply. This product is listed with the NSN 5305-00-766-5306, and you can obtain customized procurement solutions on this component from our team members by completing and submitting the form below. For our specialists to best deliver quotes that accommodate your specifications, please be sure we are presented with essential details like your target price, desired quantity, and anticipated fulfillment timeline. Once we have the opportunity to receive and review your submission, we will strive to provide a tailored response for your consideration within 15 minutes or less.
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Besides part number 51B581-4-11H, you may browse our platform further for similar components produced by Northrop Grumman Systems Corporation under the CAGECode 79U29, as well as additional products that are categorized under FSC 5305 Screws. If you have any questions regarding our services or the NSN 5305-00-766-5306 items that we sell, you may always give us a call or email, as we would be delighted to assist you in any way that we can. Otherwise, we encourage you to request a quote for part number 51B581-4-11H at your earliest convenience.
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 | 2 | 5 |
MRC | Criteria | Characteristic |
---|---|---|
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.316 INCHES MINIMUM |
AASB | FASTENER LENGTH | 0.978 INCHES MINIMUM AND 0.983 INCHES MAXIMUM |
AASL | HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
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 |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
AAJD | THREAD CLASS | 3A |
AASK | HEAD STYLE | FLAT COUNTERSUNK |
AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
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 |
MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
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