Product Details | CAP PLAIN NUT

5310-00-281-2421 An item internally threaded from one end, and completely inclosed on the opposite end. The outer periphery parallel to the threaded axis may be square, cylindrical, hexagonal, octagonal, or dodecagonal and taper to a cone or dome shape on the closed end. For like items which are stamped or formed from sheet stock, see NUT (1), STAMPED. For similar items which are flat on top and bottom see NUT (1), SLEEVE or POST, ELECTRICAL-MECHANICAL EQUIPMENT.

Part Alternates: SP1791, 63788PC12, 46322PC13, 5310-00-281-2421, 00-281-2421, 5310002812421, 002812421

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-281-2421

Drawings & Photos | NSN 5310-00-281-2421


Cross Reference | NSN 5310-00-281-2421

Part Number Cage Code Manufacturer
46322PC13 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
63788PC12 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
SP1791 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 5310-00-281-2421

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 0.625 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL COPPER ALLOY 464 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A10 CAP
NUT HEIGHT 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
BEARING SURFACE TYPE CHAMFERED
COUNTERSINK ANGLE 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT
TEMP RATING NOT RATED
III BEARING SURFACE FINISH 125.0 MICROINCHES

Restrictions/Controls & Freight Information | NSN 5310-00-281-2421

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 093460 BOLTS/NUTS NOI BBC/ZINC
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code XX
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 5310-00-281-2421

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each