| MRC |
Requirement Statement |
Characteristics |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
B COMPOSITION |
| AAJD |
THREAD CLASS |
2A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.750 INCHES |
| AASK |
HEAD STYLE |
UNDERCUT HEXAGON |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| AATB |
WIDTH BETWEEN FLATS |
0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| ZZZK |
SPECIFICATION/STANDARD DATA |
81349-MIL-B-45912 GOVERNMENT SPECIFICATION AND 96906-MS35764 REV D/INACTIVE/ GOVERNMENT STANDARD |
| AASB |
FASTENER LENGTH |
1.670 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| SFTT |
SURFACE TREATMENT |
CADMIUM AND CHROMATE OR ZINC OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASA |
THREAD LENGTH |
1.594 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A449,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR SAE J429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR GM 300-M MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| ZZZW |
DEPARTURE FROM CITED DOCUMENT |
AS MODIFIED BY OPTIONAL ZINC COATED SURF. TREAT. |
| SR-1 |
MANUFACTURERS CODE |
81349 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SR-1 |
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
MIL-B-45912 |
| SR-1 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
MS35764-1120 |
| SR-1 |
MANUFACTURERS CODE |
96906 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 1,CLASS 3 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| AASU |
HEAD HEIGHT |
0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM |
| AAUM |
LOCKING FEATURE |
DISTORTIONS BEARING SURFACE OF HEAD |
