Part Number
Part Number:
NSN:
NIIN:
Item Name:
SCREW , SHOULDER
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO 0 (0.060 IN.) (1.5 MM) OR LARGER. IT HAS A ROUND UNTHREADED NECK OR SHANK ALL OR PART OF WHICH IS OF GREATER DIAMETER THAN THE THREADED PORTION. THE HEAD IS DESIGNED TO BE DRIVEN WITH EITHER A WRENCH OR AN INSERTED DRIVER OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) NOMINAL DIAMETER. NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST BE DESIGNED FOR ANY TYPE OF INSERTED DRIVER, BUT MAY ALSO PROVIDE FOR EXTERNAL WRENCHING OF THE HEAD. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WHICH ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE SCREW, EXTERNALLY RELIEVED BODY. FOR ITEMS WITH A NO. 10 (0.190 IN.) (5 MM) OR LARGER THREAD DIAMETER WITHOUT AN INSERTED DRIVER HEAD, USE BOLT, SHOULDER. EXCLUDES BOLT, INTERNAL WRENCHING AND SCREW, CAP, SOCKET HEAD.
CAGE Information
| Code |
Company |
| 89944 |
KOLLSMAN INC. |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AASL |
HEAD DIAMETER |
0.117 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
0.093 INCHES NOMINAL FIRST SHOULDER |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AASB |
FASTENER LENGTH |
0.093 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| AATN |
SHOULDER DIAMETER |
0.093 INCHES NOMINAL FIRST SHOULDER |
| MATT |
MATERIAL |
STEEL COMP 303 OVERALL |
| AASK |
HEAD STYLE |
FILLISTER |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AASA |
THREAD LENGTH |
0.110 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
72 |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAJD |
THREAD CLASS |
2A |
| AASU |
HEAD HEIGHT |
0.042 INCHES MINIMUM AND 0.045 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.073 INCHES |
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