|
|
|
National Stock Number:
5306-00-826-8480
Federal Supply Class:
5306
National Item Identification Number:
008268480
Description:
BOLT,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.
|
Manufacturer Information:
| 12M631-21 | 81755 | LOCKHEED MARTIN CORPORATION |
|
Techincal Specification:
| FASTENER LENGTH | 3.655 INCHES NOMINAL | | HEAD DIAMETER | 0.750 INCHES NOMINAL | | HEAD HEIGHT | 0.125 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | MATERIAL | STEEL COMP 1011 OVERALL | | SHOULDER DIAMETER | 0.247 INCHES MINIMUM AND 0.248 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 3.405 INCHES NOMINAL FIRST SHOULDER | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 | | WIDTH BETWEEN FLATS | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM | | SURFACE TREATMENT | CHROMIUM OVERALL |
|
|