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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
BOLT , CLOSE TOLERANCE

Definition:

AN EXTERNALLY THREADED FASTENER WHOSE UNTHREADED PORTION IS OF A SPECIFIED GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (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 NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS HAVING CLOSE TOLERANCE, AND FABRICATED FROM MATERIAL HAVING 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH, SEE BOLT, SHEAR. FOR ITEMS FABRICATED FROM MATERIAL HAVING LESS THAN 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH AND NOT HAVING A CLOSE TOLERANCE, SEE BOLT, MACHINE.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
73992-7-D26 56878 A 3 2 4 SB
MB13-7-D26 C4293 A 5 2 3 ZG
ST3M561-7D26 76301 A 7 2 A ZZ
BM17028-7-26 97928 R 5 9 4 SB
ST3M561-7-D26 00360 A 5 2 6 9Z
BM17028-7-26 17446 A 3 2 5 ZZ
MB13-7-D26 73197 A 3 2 4 SB
MB13-7-D26 L4528 A 3 2 4 ZZ
MB13-7-D26 R1120 A 5 2 6 ZG
AIC244-7-D26 06725 A 3 2 4 SB

CAGE Information

Code Company
00360 AERO-MISSILE COMPONENTS INC.
56878 SPS TECHNOLOGIES LLC DBA AEROSPACE D
C4293 ALCOA FASTENING SYSTEMS FAIRCHILD FA
76301 BOEING COMPANY THE DBA BOEING
97928 HUCK INTL INC
17446 HUCK INTERNATIONAL INC. DBA ALCOA FA
73197 HI-SHEAR CORPORATION
L4528 LISI AEROSPACE CANADA CORP
R1120 SATAIR A/S
06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTR

Federal Supply Class

Title

BOLTS

Inclusions:

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
THSD THREAD SERIES DESIGNATOR UNJF
AATB WIDTH BETWEEN FLATS 0.678 INCHES MINIMUM AND 0.689 INCHES MAXIMUM
AAJD THREAD CLASS 3A
ANEE GRIP LENGTH 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM
ZZZK SPECIFICATION/STANDARD DATA 08524-B-17028 MANUFACTURERS STANDARD
AASB FASTENER LENGTH 2.075 INCHES MINIMUM AND 2.122 INCHES MAXIMUM
AAJF THREAD DIRECTION RIGHT-HAND
AASA THREAD LENGTH 0.440 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
AAUR GRIP DIAMETER 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
MDCL MATERIAL DOCUMENT AND CLASSIFICATION 23-105,FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MAC PS13145,MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE OVERALL
MATT MATERIAL STEEL OVERALL
AAWB SHANK UNTHREADED HOLE DIAMETER 0.106 INCHES MINIMUM FIRST HOLE AND 0.111 INCHES MAXIMUM FIRST HOLE
CRZS DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 1.947 INCHES MINIMUM FIRST HOLE AND 2.004 INCHES MAXIMUM FIRST HOLE
AHYM NOMINAL THREAD DIAMETER 0.438 INCHES
AASK HEAD STYLE DOUBLE HEXAGON
CMLP THREAD QUANTITY PER INCH 20
AASU HEAD HEIGHT 0.247 INCHES MINIMUM AND 0.267 INCHES MAXIMUM
SFTT SURFACE TREATMENT CADMIUM OVERALL

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ST3M561-7-D26 , ST3M5617D26 , 5306-01-013-5726 , 5306010135726 , 010135726 , 73992-7-D26 , MB13-7-D26 , ST3M561-7D26 , BM17028-7-26 , ST3M561-7-D26 , BM17028-7-26 , MB13-7-D26 , MB13-7-D26 , MB13-7-D26 , AIC244-7-D26 ,