NSN 5305-00-054-4881
Part Details | MACHINE SCREW
5305-00-054-4881 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
Alternate Parts: 21415, 21415, 90421441, 9042144-1, 21415, PM21415, PM-21415, 5305-00-054-4881, 00-054-4881, 5305000544881, 000544881
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 30, 1967 | 00-054-4881 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-054-4881
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 21415 | 77820 | AMPHENOL CORPORATIONDBA AMPHENOL AEROSPACE OPERATIONS |
| 21415 | 81579 | MASON ELECTRIC COMPANYDIV ESTERLINE MASON |
| 9042144-1 | 59501 | UNISON INDUSTRIES, LLC |
| 21415 | 59501 | UNISON INDUSTRIES, LLC |
| PM-21415 | 59501 | UNISON INDUSTRIES, LLC |
Technical Data | NSN 5305-00-054-4881
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.500 INCHES MINIMUM AND 0.550 INCHES MAXIMUM |
| FASTENER LENGTH | 1.875 INCHES MINIMUM AND 1.885 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM |
| HEAD HEIGHT | 0.113 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| END ITEM IDENTIFICATION | W/S:HELICOPTER, SEAHAWK, H-60; HELICOPTER, COBRA/TOW, AH SERIES; HELICOPTER, SUPER JOLLY H-53; HELICOPTER, IROQUOIS UH-1; HELICOPTER, SEARCH AND RESCUE, HH-60H; HELICOPTER, CARRIER BASED ASW, SH-60F; HELICOPTER, HH-53H PAVE LOW; HELICOPTER, USCG SEARCH AND RESCUE, HH-60J; HELICOPTER, UH-60A/UH-60D; HELICOPTER, SEA KING H-3 |