Product Details | SHOULDER SCREW

5305-01-218-3801 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.

Part Alternates: 30812441, 3081244-1, 5305-01-218-3801, 01-218-3801, 5305012183801, 012183801

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 11 OCT 1985 01-218-3801

Cross Reference | NSN 5305-01-218-3801

Part Number Cage Code Manufacturer
3081244-1 96214 RAYTHEON COMPANY DBA RAYTHEON

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Technical Data | NSN 5305-01-218-3801

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 630 OVERALL
SHOULDER DIAMETER 0.262 INCHES MINIMUM THIRD SHOULDER AND 0.268 INCHES MAXIMUM THIRD SHOULDER
SHOULDER LENGTH 2.250 INCHES NOMINAL THIRD SHOULDER
THREAD SERIES DESIGNATOR UNF
THREAD QUANTITY PER INCH 32
SHOULDER DIAMETER 0.130 INCHES NOMINAL FOURTH SHOULDER
SHOULDER SHAPE ROUND ALL SHOULDERS
HEAD STYLE HEXAGON
FASTENER LENGTH 2.750 INCHES NOMINAL
SHOULDER LENGTH 2.500 INCHES NOMINAL FOURTH SHOULDER
THREAD LENGTH 0.420 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.225 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
SHOULDER DIAMETER 0.220 INCHES NOMINAL FIRST SHOULDER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS 2A
SURFACE TREATMENT PASSIVATE OVERALL
HEAD HEIGHT 0.250 INCHES MINIMUM
INTERNAL DRIVE STYLE W/O INTERNAL DRIVE
SHOULDER LENGTH 0.300 INCHES NOMINAL FIRST SHOULDER
SHOULDER DIAMETER 0.165 INCHES MINIMUM SECOND SHOULDER AND 0.175 INCHES MAXIMUM SECOND SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SHOULDER LENGTH 1.700 INCHES NOMINAL SECOND SHOULDER
NOMINAL THREAD DIAMETER 0.164 INCHES

Restrictions/Controls & Freight Information | NSN 5305-01-218-3801

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 713 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 5305-01-218-3801

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