Product Details | SPACING THREADED STANDOFF

5307-00-638-0091 A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see STUD (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see NUT (as modified); use maximum dimensions(s) for compliance.

Part Alternates: 006380091

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 00-638-0091

Drawings & Photos | NSN 5307-00-638-0091


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Technical Data | NSN 5307-00-638-0091

Characteristic Specifications
MATERIAL STEEL COMP 4130 STANDOFF
MATERIAL DOCUMENT AND CLASSIFICATION SAE ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
SURFACE TREATMENT PHOSPHATE MANGANESE STANDOFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-16232 TY1 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
STYLE DESIGNATOR 7 FLANGED WITH LEFT INTERNAL THREAD
FLANGE DIAMETER 0.500 INCHES NOMINAL
FLANGE THICKNESS 1.000 INCHES NOMINAL
LENGTH 2.250 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNC LEFT INTERNAL UNF RIGHT EXTERNAL
NOMINAL THREAD SIZE 0.312 INCHES LEFT INTERNAL 0.250 INCHES RIGHT EXTERNAL
THREAD QUANTITY PER INCH 18 LEFT INTERNAL 28 RIGHT EXTERNAL
THREAD CLASS 3B LEFT INTERNAL 3A RIGHT EXTERNAL
THREAD DIRECTION RIGHT-HAND LEFT INTERNAL RIGHT-HAND RIGHT EXTERNAL
THREAD LENGTH 0.688 INCHES NOMINAL LEFT INTERNAL 0.625 INCHES NOMINAL RIGHT EXTERNAL
SPECIAL FEATURES NUT END HAS CHAMFER 0.031 IN. BY 40.0 DEG MIN TO 50.0 DEG MAX

Restrictions/Controls & Freight Information | NSN 5307-00-638-0091

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Controlled Inventory Item Code:UUNCLASSIFIED
Category Code Description
No Freight Information