5365-01-444-4254 SPACER,SLEEVE Index 5340-01-444-4257 STANDOFF,THREADED,SPACING

National Stock Number:
5305-01-444-4255

Federal Supply Class:
5305

National Item Identification Number:
014444255

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
21108096253711NAVAL SEA SYSTEMS COMMAND
566-6405742 FN SDGF-D3253711NAVAL SEA SYSTEMS COMMAND
566-6405742 FN SDGF-E2353711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.375 INCHES NOMINAL
MATERIALPLASTIC POLYAMIDE LOCKING FEATURE
STEEL FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONFED 66, 300 FED STD ALL MATERIAL RESPONSES FASTENER
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM FASTENER
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.125 INCHES NOMINAL
POINT STYLEHALF DOG
NONDEFINITIVE SPEC/STD DATA1 TYPE AND
6 STYLE


Click here to Register for Free 30-day Trial