|
|
|
National Stock Number:
5305-01-481-5986
Federal Supply Class:
5305
National Item Identification Number:
014815986
Description:
SCREW,MACHINE
Detail:
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.
|
Manufacturer Information:
| 401-4695027 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 401-4695027-15 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S8-32X1/4 | 97539 | APM HEXSEAL CORP | | S8-32X1/4 2701 | 97539 | APM HEXSEAL CORP | | SS-0832-AA-04 | 97539 | APM HEXSEAL CORP |
|
Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | FEATURES PROVIDED | SEALING RING | | HEAD DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.096 INCHES MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL STD-171, FINISH 5.4.2 MIL SPEC SINGLE TREATMENT RESPONSE | | SCREW MATERIAL | STEEL CORROSION RESISTING | | SCREW SURFACE TREATMENT | PASSIVATE | | SPECIAL FEATURES | SILICON RUBBER SEALING RING RECESSED IN HEAD | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.250 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
|
|