National Stock Number (NSN) Output Data
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.
Reference/Part Number
CAGE Information
Code |
Company |
26916 |
NORTHROP GRUMMAN SYSTEMS CORPORATION |
80063 |
US ARMY COMMUNICATIONS & ELECTRONICS |
70318 |
ALLMETAL SCREW PRODUCTS CORP DBA ALL |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
MRC |
Requirements Statement |
Clear Text Reply |
AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
CMLP |
THREAD QUANTITY PER INCH |
24 |
MATT |
MATERIAL |
STEEL COMP 303 OVERALL |
AAJD |
THREAD CLASS |
3A |
AATN |
SHOULDER DIAMETER |
0.246 INCHES MINIMUM FIRST SHOULDER AND 0.248 INCHES MAXIMUM FIRST SHOULDER |
AASU |
HEAD HEIGHT |
0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM |
CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
AASB |
FASTENER LENGTH |
0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
AATX |
SHOULDER LENGTH |
0.250 INCHES NOMINAL FIRST SHOULDER |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASK |
HEAD STYLE |
FLAT CHAMFER |
AASL |
HEAD DIAMETER |
0.357 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
THSD |
THREAD SERIES DESIGNATOR |
UNC |
ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
AASA |
THREAD LENGTH |
0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
ASDB |
WIDTH ACROSS FLATS |
0.125 INCHES NOMINAL |
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