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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
NAS5000-22 80205 A 3 2 4 9Z
NAS4002 80205 A 3 1 4 9Z

CAGE Information

Code Company
80205 NATIONAL AEROSPACE STANDARDS COMMITT

Federal Supply Class

Title

SCREWS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CSYM SURFACE FINISH 32.0 MICROINCHES THREADS
THSD THREAD SERIES DESIGNATOR UNJC
CSYM SURFACE FINISH 125.0 MICROINCHES GRIP
AASK HEAD STYLE PAN NO. 2
CSYM SURFACE FINISH 125.0 MICROINCHES SIDES OF HEAD
SUPP SUPPLEMENTARY FEATURES TRI-WING RECESS NO. NAS4000-2
MATT MATERIAL STEEL COMP 4340 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL
CSYM SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
CBBL FEATURES PROVIDED FINISHED HEAD
AAJD THREAD CLASS 3A
ABQZ INTERNAL DRIVE STYLE TRI-WING RECESS
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD 3RD MATERIAL RESPONSE OVERALL OR MIL-S-5000,G43400 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-5000,G43606 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR SAE J404,G87400 ASSN STD 3RD MATERIAL RESPONSE OVERALL
AAJF THREAD DIRECTION RIGHT-HAND
ANEE GRIP LENGTH 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
CQFM HARDNESS RATING 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
ZZZT NONDEFINITIVE SPEC/STD DATA B TYPE AND 3 CLASS AND 3 TABLE AND 0.112-40 SIZE
AASB FASTENER LENGTH 1.598 INCHES MINIMUM AND 1.628 INCHES MAXIMUM
AHYM NOMINAL THREAD DIAMETER 0.112 INCHES
CSYM SURFACE FINISH 125.0 MICROINCHES TOP OF HEAD
ZZZK SPECIFICATION/STANDARD DATA 80205-NAS5000 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
AAUR GRIP DIAMETER 0.110 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
SFTT SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL
AASU HEAD HEIGHT 0.060 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
AASA THREAD LENGTH 0.238 INCHES NOMINAL
AASL HEAD DIAMETER 0.206 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 40

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