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
| Part Number |
CAGE |
Status |
RNCC |
RNVC |
DAC |
RNAAC |
MSDS |
SADC |
| 4400B1812 |
94117 |
A |
3 |
2 |
1 |
ZZ |
|
|
| 4400B1812 |
87557 |
F |
5 |
9 |
1 |
HH |
|
|
CAGE Information
| Code |
Company |
| 87557 |
LOCKHEED CORP LOCKHEED ELECTRONICS C |
| 94117 |
BAE SYSTEMS INFORMATION AND ELECTRON |
Federal Supply Class
Title
SCREWS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AATN |
SHOULDER DIAMETER |
0.1247 INCHES MINIMUM FIRST SHOULDER AND 0.1248 INCHES MAXIMUM FIRST SHOULDER |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 303 OVERALL OR STEEL COMP 303SE OVERALL |
| AASL |
HEAD DIAMETER |
0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.112 INCHES |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
PD3330,FSCM 87557 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| AASB |
FASTENER LENGTH |
0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
0.235 INCHES MINIMUM FIRST SHOULDER AND 0.245 INCHES MAXIMUM FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AASA |
THREAD LENGTH |
0.183 INCHES MINIMUM AND 0.213 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
40 |
Similar Parts