Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , INTERNALLY RELIEVED BODY
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE EXTERNAL THREADED PORTION IS OF ONE NOMINAL DIAMETER. IT HAS A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE WHICH MAY EXTEND A PART OR THE FULL LENGTH OF THE BOLT. THE CONCENTRIC HOLE ALONG THE CENTERLINE MAY BE COUNTERBORED AND/OR INTERNALLY THREADED AT THE HEAD END OR THE BOLT END. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN BY AN EXTERNAL AND/OR INTERNAL DRIVER. FOR ITEMS HAVING A HOLE(S) PERPENDICULAR TO THE AXIS WHICH MEET THE CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE, SEE BOLT, FLUID PASSAGE.
CAGE Information
Code | Company |
---|---|
56442 | DIAMOND REO TRUCK CO |
Characteristics (Decoded)
MRC | Requirements Statement | Clear Text Reply |
---|---|---|
BZRR | THREAD SERIES | UNF COUNTERBORE |
AATB | WIDTH BETWEEN FLATS | 1.188 INCHES MINIMUM AND 1.375 INCHES MAXIMUM |
ABXT | INTERNAL THREAD LENGTH | 0.875 INCHES NOMINAL COUNTERBORE |
CGMJ | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE |
CWWR | INTERNAL THREAD CLASS | 3B COUNTERBORE |
AAVK | SHOULDER LENGTH | 0.438 INCHES NOMINAL |
FEAT | SPECIAL FEATURES | FURNISHED WITH 1.250 IN. DIA WASHER FACE ON HEAD 0.031 IN. THICK AND 0.062 IN W UNDERCUT 0.010 IN. DEEP BETWEEN HEAD AND SHOULDER |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AAVH | SHOULDER DIAMETER | 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
MATT | MATERIAL | STEEL OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNC |
AAJD | THREAD CLASS | 2A |
AASK | HEAD STYLE | HEXAGON |
AHYM | NOMINAL THREAD DIAMETER | 0.750 INCHES |
AASU | HEAD HEIGHT | 0.438 INCHES NOMINAL |
STYL | STYLE DESIGNATOR | COUNTERBORE THREADED |
AASA | THREAD LENGTH | 1.000 INCHES MINIMUM |
CMLP | THREAD QUANTITY PER INCH | 10 |
CQJX | NOMINAL THREAD SIZE | 0.188 INCHES COUNTERBORE |
AAEL | THREADS PER INCH | 18 COUNTERBORE |
AAXC | CONCENTRIC HOLE DIAMETER | 0.250 INCHES NOMINAL |
AASB | FASTENER LENGTH | 2.875 INCHES NOMINAL |