Product Details | HEXAGON EXTENDED WASHER PLAIN NUT

5310-01-158-1221 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.

Part Alternates: 34293, 5310-01-158-1221, 01-158-1221, 5310011581221, 011581221

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 18 JUL 1983 01-158-1221

Drawings & Photos | NSN 5310-01-158-1221


Cross Reference | NSN 5310-01-158-1221

Part Number Cage Code Manufacturer
34293 05573 BARNES GROUP INC. DBA BARNES DISTRIBUTION

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Technical Data | NSN 5310-01-158-1221

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.312 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A294 HEXAGON
WASHER OUTSIDE DIAMETER 0.682 INCHES NOMINAL
OVERALL HEIGHT 0.278 INCHES NOMINAL
WASHER THICKNESS 0.062 INCHES NOMINAL
WIDTH ACROSS FLATS 0.498 INCHES NOMINAL
TEMP RATING NOT RATED
MANUFACTURERS CODE 05573
DESIGN CONTROL REFERENCE 34293

Restrictions/Controls & Freight Information | NSN 5310-01-158-1221

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information