Part Details | SOCKET HEAD CAP SCREW
5305-01-318-2353 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
Alternate Parts: FFS86 QQN281 GR400, FF-S-86 QQ-N-281 GR400, 5811UNC3A X 1 34 TYVICLASL, 5/8-11UNC-3A X 1 3/4 TYVICLASL, FFS86 QQN281 GR400L1, FF-S-86 QQ-N-281 GR400L1, 5811UNC3A X 1 34 TYVICLASLL1, 5/8-11UNC-3A X 1 3/4 TYVICLASLL1, 5305-01-318-2353, 01-318-2353, 5305013182353, 013182353
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 14, 1990 | 01-318-2353 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-318-2353
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FF-S-86 QQ-N-281 GR400 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 5/8-11UNC-3A X 1 3/4 TYVICLASL | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| FF-S-86 QQ-N-281 GR400L1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 5/8-11UNC-3A X 1 3/4 TYVICLASLL1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
Technical Data | NSN 5305-01-318-2353
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| THREAD QUANTITY PER INCH | 11 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.750 INCHES NOMINAL |
| FASTENER LENGTH | 1.750 INCHES NOMINAL |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.921 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.500 INCHES NOMINAL |
| SPECIAL FEATURES | SELF LOCKING FASTENER PER MIL-F-18240 SUPPLIED |
| NONDEFINITIVE SPEC/STD DATA | VI TYPE |
| DEPARTURE FROM CITED DESIGNATOR | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMSOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZX |