Product Details | ROUND PLAIN NUT

5310-00-165-8421 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: 67A98C39, 5310-00-165-8421, 00-165-8421, 5310001658421, 001658421, 44191D182

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 04 SEP 1971 00-165-8421

Drawings & Photos | NSN 5310-00-165-8421


Cross Reference | NSN 5310-00-165-8421

Part Number Cage Code Manufacturer
44191D182 82402 TRIUMPH GEAR SYSTEMS, INC. DBA TRIUMPH GEAR SYSTEMS- PARK CITY
67A98C39 30003 NAVAL AIR SYSTEMS COMMAND

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Technical Data | NSN 5310-00-165-8421

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4140 OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 3,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
HARDNESS RATING 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM
NUT STYLE A72 ROUND
DRIVE POINT DEPTH 0.143 INCHES NOMINAL
NUT DIAMETER 0.865 INCHES NOMINAL
NUT THICKNESS 0.812 INCHES NOMINAL
DRIVE POINT WIDTH 0.125 INCHES NOMINAL
DRIVE POINT QUANTITY 6
NUT COUNTERBORE DEPTH 0.400 INCHES NOMINAL NUT
COUNTERBORE DIAMETER 0.499 INCHES MINIMUM AND 0.508 INCHES MAXIMUM NUT
TEMP RATING NOT RATED
MANUFACTURERS CODE 30003
DESIGN CONTROL REFERENCE 67A98C39

Restrictions/Controls & Freight Information | NSN 5310-00-165-8421

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5310-00-165-8421

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each