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SCREW,MACHINE
5305-01-707-5459NIIN 017075459USAEA · activeDEMIL ASOS SMSCatalog $13
FSC5305Screws
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1
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Approved manufacturers
Qualified to supply per MCRL — no confirmed DIBBS award on record for this NSN. Each CAGE opens the manufacturer page.
80205NATIONAL AEROSPACE STANDARDSARLINGTON, VASAM
PN NAS1189E4P8LK
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| BEARING SURFACE OF HEAD SURFACE FINISH | MICROINCHES 32.0 |
| COUNTERSINK ANGLE | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| END ITEM IDENTIFICATION | CH-53K |
| FASTENER LENGTH | INCHES NOMINAL 0.500 |
| HEAD DIAMETER | INCHES MINIMUM 0.491 AND INCHES MAXIMUM 0.507 |
| HEAD HEIGHT | INCHES NOMINAL 0.106 |
| LOCKING FEATURE | STRIP |
| LOCKING FEATURE MATERIAL | PLASTIC POLYCHLOROTRIFLUOROETHYLENE |
| LOCKING FEATURE MATERIAL DOCUMENT AND CLASSIFICATION | NATIONAL SPEC SINGLE MATERIAL RESPONSE A-S3650,COLOR OTIONAL,390 DEG F -AX TE-ERATURE |
| MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| NOMINAL THREAD DIAMETER | INCHES 0.2500 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,SELF-LOCKING,FLAT 100 DEG. HEAD,CRUCIFORM AND OFFSET CRUCIFORM RECESS,FULL THREAD |
| SCREW MATERIAL | IRON ALLOY 660 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE A-S5731,5732,5737 OR A-S5853 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE A-S2700,-ETHOD I,CLASS 4 |
| SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1189 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | INCHES NOMINAL 0.394 |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD SURFACE FINISH | MICROINCHES 32.0 |
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SPE4A626T30EN
DIBBS · quotes by Sep 23, 2026 · UNRESTRICTED