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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
NAS1173-2K 80205 A 3 2 2 ZZ

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
AHYM NOMINAL THREAD DIAMETER 0.190 INCHES
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CSYM SURFACE FINISH 32.0 MICROINCHES GRIP
CSYM SURFACE FINISH 32.0 MICROINCHES HEAD
THSD THREAD SERIES DESIGNATOR UNJF
ANEE GRIP LENGTH 0.125 INCHES NOMINAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5126 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
CQBC MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
AAJD THREAD CLASS 3A
AASB FASTENER LENGTH 0.463 INCHES NOMINAL
AASL HEAD DIAMETER 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
AASU HEAD HEIGHT 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
AASA THREAD LENGTH 0.338 INCHES NOMINAL
MATT MATERIAL STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL
AAUR GRIP DIAMETER 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
AGAV END ITEM IDENTIFICATION F16ACFT
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL
ABQZ INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
AAUM LOCKING FEATURE PELLET LOCKING FEATURE OR STRIP LOCKING FEATURE
CMLP THREAD QUANTITY PER INCH 32
AASK HEAD STYLE PAN
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS1173 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

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