Product Details | STEPPED STUD

5307-01-256-9780 A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The entire unthreaded portion must be of a single diameter equal to or smaller than the maximum major diameter of the larger threaded end. Includes radial grooves or thread reliefs. Excludes items with tapered threads.

Part Alternates: AN151004, 5307-01-256-9780, 01-256-9780, 5307012569780, 012569780

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 10 JUN 1987 01-256-9780

Drawings & Photos | NSN 5307-01-256-9780


Cross Reference | NSN 5307-01-256-9780

Part Number Cage Code Manufacturer
AN151004 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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Technical Data | NSN 5307-01-256-9780

Characteristic Specifications
MATERIAL STEEL COMP 8740
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 120 STEPPED
SHANK DIAMETER 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
OVERALL LENGTH 1.271 INCHES MINIMUM AND 1.291 INCHES MAXIMUM
THREAD SERIES DESIGNATOR UNF NUT THREAD UNS STUD THREAD
NOMINAL THREAD SIZE 0.250 INCHES NUT THREAD 0.312 INCHES STUD THREAD
THREAD CLASS 3A NUT THREAD
THREAD QUANTITY PER INCH 28 NUT THREAD 18 STUD THREAD
THREAD PITCH DIAMETERS 0.2930 TO 0.2945 INCHES STUD THREAD
THREAD DIRECTION RIGHT-HAND NUT THREAD RIGHT-HAND STUD THREAD
THREAD LENGTH 0.656 INCHES MINIMUM AND 0.727 INCHES MAXIMUM NUT THREAD 0.459 INCHES MINIMUM AND 0.479 INCHES MAXIMUM STUD THREAD
III HARDNESS RATING 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
III SURFACE FINISH 32.0 MICROINCHES NUT THD 63.0 MICROINCHES SHANK 32.0 MICROINCHES STUD THD
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN151004

Restrictions/Controls & Freight Information | NSN 5307-01-256-9780

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.
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 5307-01-256-9780

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