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 |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON INC. |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CMLP | THREAD QUANTITY PER INCH | 24 |
| FEAT | SPECIAL FEATURES | CADMIUM PLATE ALL PUT THREADED PORTION |
| ANEE | GRIP LENGTH | 3.758 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, SHEAR, HEX HEAD, LONG THREAD |
| AAJD | THREAD CLASS | 3A |
| AAUB | HOLE DIAMETER | 0.070 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.497 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ASXK | HOLE QUANTITY | 3 |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| AASB | FASTENER LENGTH | 4.375 INCHES NOMINAL |
| CRHC | HOLE CONFIGURATION STYLE | HEXAGON CORNERS |
| AASK | HEAD STYLE | HEXAGON |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CRTL | CRITICALITY CODE JUSTIFICATION | AGAV |
| AGAV | END ITEM IDENTIFICATION | SUPPORT OF PRE-PROVISIONING ITEMS FOR WHICH NAVICP PHIL ACTS AS POE (E-NSN ISIL) |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS 5737 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| BQDM | HOLE TYPE | DRILLED |
| AAUR | GRIP DIAMETER | 0.3110 INCHES MINIMUM |
| AASU | HEAD HEIGHT | 0.136 INCHES NOMINAL |
| AASA | THREAD LENGTH | 0.440 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| CQBC | MINIMUM TENSILE STRENGTH | 190 POUNDS PER SQUARE INCH |