Part Number
Definition:
A HIGH STRENGTH, 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH EXTERNALLY THREADED FASTENER DESIGNED FOR USE IN APPLICATIONS INVOLVING GREAT SHEAR STRESS. THE HEAD IS DESIGNED TO ACCOMMODATE AN EXTERNAL WRENCH OR DRIVER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. THE UNTHREADED PORTION IS OF SPECIFIC GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE BOLT, MACHINE AND BOLT, CLEVIS.
CAGE Information
| Code | Company |
|---|---|
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.562 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
| AATD | EXTENDED WASHER THICKNESS | 0.090 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AAZH | HEAD MINOR DIAMETER | 0.673 INCHES MINIMUM AND 0.688 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AAJD | THREAD CLASS | 3A |
| AASK | HEAD STYLE | SPLINE EXTENDED WASHER |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 2.821 INCHES MINIMUM AND 2.851 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 1.071 INCHES NOMINAL |
| AATC | EXTENDED WASHER DIAMETER | 1.153 INCHES MINIMUM AND 1.163 INCHES MAXIMUM |
| ANEE | GRIP LENGTH | 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| AAUR | GRIP DIAMETER | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |