Product Details | LOCKED IN STUD

5307-01-391-4375 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: MS51833A20221, MS51833A202-21, 5307-01-391-4375, 01-391-4375, 5307013914375, 013914375

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 10 JUN 1994 01-391-4375

Drawings & Photos | NSN 5307-01-391-4375


Cross Reference | NSN 5307-01-391-4375

Part Number Cage Code Manufacturer
MS51833A202-21 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS51833A202-21 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5307-01-391-4375

Characteristic Specifications
MATERIAL IRON ALLOY 660
MATERIAL DOCUMENT AND CLASSIFICATION AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5734 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 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 1.282 INCHES MINIMUM AND 1.342 INCHES MAXIMUM
OVERALL LENGTH 1.687 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNJF NUT THREAD UNC STUD THREAD
NOMINAL THREAD SIZE 0.250 INCHES NUT THREAD 0.375 INCHES STUD THREAD
THREAD CLASS 3A NUT THREAD 2A STUD THREAD
THREAD QUANTITY PER INCH 28 NUT THREAD 16 STUD THREAD
THREAD DIRECTION RIGHT-HAND NUT THREAD RIGHT-HAND STUD THREAD
THREAD LENGTH 0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM NUT THREAD 0.365 INCHES MINIMUM AND 0.390 INCHES MAXIMUM STUD THREAD
LOCKING FEATURE RING, LOCK KEYED
SPECIAL FEATURES FURNISH WITH 2 KEYS PSI 140,000
III HARDNESS RATING 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
III SURFACE FINISH 32.0 MICROINCHES OVERALL 63.0 MICROINCHES BODY

Restrictions/Controls & Freight Information | NSN 5307-01-391-4375

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 5307-01-391-4375

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