Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-676-9156 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Part Alternates: 6157SS2528, 6157SS25287, 6157-SS-2528-7, 7637517-20, 7637517P0020, 7637517P20, 5305-00-676-9156, 00-676-9156, 5305006769156, 006769156, 763751720

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 02 FEB 1968 00-676-9156

Drawings & Photos | NSN 5305-00-676-9156


Cross Reference | NSN 5305-00-676-9156

Part Number Cage Code Manufacturer
6157-SS-2528-7 06540 NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6157-SS-2528-7 1YGB8 CAREY MANUFACTURING COMPANY, INC. DBA AMATOM ELECTRONIC HARDWARE
6157SS2528 06540 NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6157SS2528 1YGB8 CAREY MANUFACTURING COMPANY, INC. DBA AMATOM ELECTRONIC HARDWARE
7637517-20 99971 LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE
7637517P0020 99971 LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE
7637517P20 99971 LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE

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Technical Data | NSN 5305-00-676-9156

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.375 INCHES MINIMUM
FASTENER LENGTH 1.000 INCHES NOMINAL
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HEAD STYLE C66 KNURLED NO. 1
HEAD DIAMETER 0.750 INCHES NOMINAL
HEAD HEIGHT 0.250 INCHES NOMINAL
INTERNAL DRIVE STYLE D14 SLOT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.175 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.625 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5305-00-676-9156

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 5305-00-676-9156

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each