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 |
|---|---|
| 14909 | ALPINE INDUSTRIES INC |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASB | FASTENER LENGTH | 2.528 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| AATB | WIDTH BETWEEN FLATS | 0.825 INCHES NOMINAL |
| AAJD | THREAD CLASS | 3A |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT, A-10 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | 0.328 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| AASA | THREAD LENGTH | 0.590 INCHES NOMINAL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, MACHINE |
| FEAT | SPECIAL FEATURES | 0.03125 OVERSIZE BODY DIAMETER |
| AHYM | NOMINAL THREAD DIAMETER | 0.562 INCHES |
| AAUR | GRIP DIAMETER | 0.593 INCHES NOMINAL |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| ANEE | GRIP LENGTH | 1.938 INCHES NOMINAL |