Product Details | LOCKED IN STUD

5307-01-139-6526 A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same nominal diameter. It is designed to be locked in place by either a RING, LOCK, SERRATED or a RING, LOCK, KEYED.

Part Alternates: MS51834A2028, MS51834A202-8, 5307-01-139-6526, 01-139-6526, 5307011396526, 011396526

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 05 OCT 1982 01-139-6526

Drawings & Photos | NSN 5307-01-139-6526


Demand History | NSN 5307-01-139-6526

Part Number Request Date QTY Origin
5307-01-139-6526 2021-11-313 44 DIBBS
5307-01-139-6526 2021-09-252 14 DIBBS
5307-01-139-6526 2021-08-237 11 DIBBS
5307-01-139-6526 2020-05-124 10 DIBBS
5307-01-139-6526 2020-01-22 10 DIBBS
5307-01-139-6526 2020-01-20 10 DIBBS

Cross Reference | NSN 5307-01-139-6526

Part Number Cage Code Manufacturer
MS51834A202-8 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS51834A202-8 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5307-01-139-6526

Characteristic Specifications
MATERIAL IRON ALLOY 660
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 39 LOCKED IN
DISTANCE FROM END OF STUD END THREADS TO NUT END 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM
OVERALL LENGTH 0.767 INCHES MINIMUM AND 0.857 INCHES MAXIMUM
THREAD SERIES DESIGNATOR UNJF NUT THREAD UNC STUD THREAD
NOMINAL THREAD SIZE 0.190 INCHES NUT THREAD 0.375 INCHES STUD THREAD
THREAD CLASS 3A NUT THREAD 2A STUD THREAD
THREAD QUANTITY PER INCH 32 NUT THREAD 16 STUD THREAD
THREAD DIRECTION RIGHT-HAND NUT THREAD RIGHT-HAND STUD THREAD
THREAD LENGTH 0.380 INCHES MINIMUM AND 0.440 INCHES MAXIMUM NUT THREAD 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM STUD THREAD
LOCKING FEATURE KEY INSERTS
III SURFACE FINISH 32.0 MICROINCHES NUT THD 63.0 MICROINCHES SHANK 63.0 MICROINCHES STUD THD

Restrictions/Controls & Freight Information | NSN 5307-01-139-6526

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 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 5307-01-139-6526

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative