Product Details | ROUND PLAIN NUT

5310-00-839-3790 A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.

Part Alternates: 12K32607, 12K3260-7, 5310-00-839-3790, 00-839-3790, 5310008393790, 008393790

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 14 DEC 1966 00-839-3790

Drawings & Photos | NSN 5310-00-839-3790


Cross Reference | NSN 5310-00-839-3790

Part Number Cage Code Manufacturer
12K3260-7 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 5310-00-839-3790

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 2.625 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A72 ROUND
DRIVE POINT DEPTH 0.129 INCHES NOMINAL
NUT DIAMETER 2.926 INCHES NOMINAL
NUT THICKNESS 0.500 INCHES NOMINAL
DRIVE POINT WIDTH 0.190 INCHES NOMINAL
DRIVE POINT QUANTITY 4
HOLE CONFIGURATION STYLE H9 CONFIGURATION J
HOLE TYPE AND QUANTITY 4 DRILLED
DRILLED HOLE DIAMETER 0.040 INCHES MINIMUM AND 0.045 INCHES MAXIMUM
COUNTERSINK ANGLE 90.0 DEGREES NOMINAL NUT
TEMP RATING NOT RATED
MANUFACTURERS CODE 81755
DESIGN CONTROL REFERENCE 12K3260-7

Restrictions/Controls & Freight Information | NSN 5310-00-839-3790

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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code TA Sacramento Air Logistics Center
McClellan AFB, CA 95652-5609
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable