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 |
| 1DF03 |
ABM EQUIPMENT & SUPPLY LLC DBA HIGHW |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| AASU |
HEAD HEIGHT |
0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| AATN |
SHOULDER DIAMETER |
0.338 INCHES MINIMUM FIRST SHOULDER AND 0.340 INCHES MAXIMUM FIRST SHOULDER |
| AASK |
HEAD STYLE |
PAN NO. 2 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AISI 1211 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AATX |
SHOULDER LENGTH |
0.252 INCHES MINIMUM FIRST SHOULDER AND 0.253 INCHES MAXIMUM FIRST SHOULDER |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 1212 OVERALL |
| AASA |
THREAD LENGTH |
0.309 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AHYM |
NOMINAL THREAD DIAMETER |
0.216 INCHES |
| AASB |
FASTENER LENGTH |
0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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