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National Stock Number:
5306-00-620-2912
Federal Supply Class:
5306
National Item Identification Number:
006202912
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| NK4-6A | 26233 | NYLOK LLC | | NK4-6A | 94417 | VIVE NUGIER HYDRAULICS INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.765 INCHES MINIMUM AND | | 0.812 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE | | STEEL COMP 4140 OR | | STEEL COMP 8740 OR | | STEEL COMP 8630 OR | | STEEL COMP 8735 OR | | STEEL COMP 4130 OR | | STEEL COMP 4037 FASTENER | | THREAD LENGTH | 0.437 INCHES MINIMUM AND | | 0.516 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR | | MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR | | MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR | | MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR | | MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE FASTENER | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | HEAD HEIGHT | 0.140 INCHES MINIMUM AND | | 0.172 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | LOCKING FEATURE | PELLET THREADS | | GRIP LENGTH | 0.296 INCHES MINIMUM AND | | 0.328 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD |
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