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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
SCREW , CLOSE TOLERANCE

Definition:

A SCREW, MACHINE OR SCREW, CAP, SOCKET HEAD WHOSE UNTHREADED PORTION IS OF SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001 IN.) (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS (1.000 IN.) (25 MM) OR LESS IN DIAMETER. ITEMS OVER (1.000 IN.) (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015 IN.) (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001 IN.) (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER. IT IS NOT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
NAS335-16 80205 A 3 2 X XX

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CMLP THREAD QUANTITY PER INCH 24
CMLP THREAD QUANTITY PER INCH 24
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS335 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
AASL HEAD DIAMETER 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
CRZS DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 1.661 INCHES MINIMUM FIRST HOLE AND 1.681 INCHES MAXIMUM FIRST HOLE
CQBC MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
MATT MATERIAL STEEL COMP 6150 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
AAJD THREAD CLASS 3A
AAWB SHANK UNTHREADED HOLE DIAMETER 0.076 INCHES NOMINAL FIRST HOLE
AAUR GRIP DIAMETER 0.3112 INCHES MINIMUM AND 0.3117 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
CQFM HARDNESS RATING 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
AASK HEAD STYLE FLAT COUNTERSUNK
CRSQ COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
ABQZ INTERNAL DRIVE STYLE DOUBLE HEXAGON
THSD THREAD SERIES DESIGNATOR UNF
ASDB WIDTH ACROSS FLATS 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
AASA THREAD LENGTH 0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
AASB FASTENER LENGTH 1.827 INCHES MINIMUM AND 1.874 INCHES MAXIMUM
ANEE GRIP LENGTH 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 0.312 INCHES

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NAS335-16 , NAS33516 , 5305-00-283-0442 , 5305002830442 , 002830442 , NAS335-16 ,