Part Number : SC1779-4-20 | Alternate P/N : SC1779420 |
NSN : 5305-01-246-18085305012461808 | Item Name : Screw Close Toleran |
Manufacturer : Sps Technologies Ltd | CAGE Code : 27624 |
FSC : FSC5305 Screws | NIIN : 012461808 |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.386 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 1.646 INCHES MINIMUM AND 1.693 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT COUNTERSUNK |
AASL | HEAD DIAMETER | 0.464 INCHES MINIMUM AND 0.507 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 | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 28 |
CQBC | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
CXCY | III PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
FEAT | SPECIAL FEATURES | INTERNAL DRIVE RIBBED |
MATT | MATERIAL | STEEL COMP H11 OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OR CADMIUM AND CHROMATE OVERALL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837,TYPE 2 CLASS 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
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