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National Stock Number:
5340-00-168-7321
Federal Supply Class:
5340
National Item Identification Number:
001687321
Description:
STANDOFF,THREADED,SPACING
Detail:
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.
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Manufacturer Information:
| 3828954-1 | 30205 | MERCER PRODUCTS & MANUFACTURING COMPANY | | 3828954-1 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 STANDOFF | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR | | SAE ASSN STD 2ND MATERIAL RESPONSE STANDOFF | | SURFACE TREATMENT | CADMIUM STANDOFF | | STYLE DESIGNATOR | FLANGED WITH LEFT INTERNAL THREAD | | FLANGE THICKNESS | 0.620 INCHES MINIMUM AND | | 0.630 INCHES MAXIMUM | | LENGTH | 1.245 INCHES MINIMUM AND | | 1.255 INCHES MAXIMUM | | FLANGE WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF RIGHT EXTERNAL | | NOMINAL THREAD SIZE | 0.250 INCHES RIGHT EXTERNAL | | THREAD QUANTITY PER INCH | 28 RIGHT EXTERNAL | | THREAD CLASS | 3A RIGHT EXTERNAL | | THREAD PITCH DIAMETERS | 0.2103 TO 0.2123 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) | | THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) | | RIGHT-HAND RIGHT EXTERNAL | | THREAD LENGTH | 0.472 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) | | 0.375 INCHES NOMINAL RIGHT EXTERNAL | | SPECIAL FEATURES | O.060 IN. DIAHOLE DRILLED THRU TWO WALLS 0.412 IN. FROM STUD END | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 30205 | | DESIGN CONTROL REFERENCE | 3828954-1 |
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