| Alternative NSN: 5305-01-323-4155 |
| Item Name: Screw Close Toleran |
| CAGE Code : 1FY45 , 06950 , 73197 , L4528 , 27624 , 80539 |
| NIIN: 013234155 |
| FSC Name: 5305 Screws |
| NCB Code: USA (01) |
| Manufacturers: aero mechanical fastening systems inc , alcoa global fasteners inc , hi shear corporation , lisi aerospace canada corp , sps technologies inc |
|
Part No Part No
|
Manufacturer |
Item Name Item Name
|
QTY QTY
|
RFQ RFQ
|
|---|---|---|---|---|
| GB510DC4-21D | aero mechanical fastening systems inc | screw close toleran | Avl | |
| AMS504A4D21 | aero mechanical fastening systems inc | screw close toleran | Avl | |
| SCT1826-4-21D | alcoa global fasteners inc | screw close toleran | Avl | |
| HR218-4-21D | hi shear corporation | screw close toleran | Avl | |
| HR218-4-21D | lisi aerospace canada corp | screw close toleran | Avl | |
| PBF1357A4-D21 | sps technologies inc | screw close toleran | Avl | |
| 129968A-4-D21 | sps technologies inc | screw close toleran | Avl |
| MRC | Criteria | Characteristic |
|---|---|---|
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.564 INCHES MINIMUM AND 1.614 INCHES MAXIMUM FIRST HOLE |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASA | THREAD LENGTH | 0.403 INCHES NOMINAL |
| ANEE | GRIP LENGTH | 1.292 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.3504 INCHES MINIMUM AND 0.3988 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| AAJD | THREAD CLASS | 3A |
| MATT | MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OVERALL |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| AASB | FASTENER LENGTH | 1.690 INCHES MINIMUM AND 1.720 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | TORQUE-SET RIBBED |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS |
| CMLP | THREAD QUANTITY PER INCH | 28 |
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