Product Details | SELF-LOCKING STUD

5307-01-138-8839 A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see BOLT, SELF-LOCKING and STUD, LOCKED IN. Excludes INSERT, SCREW THREAD.

Part Alternates: RBA144SA14, RBA144SA147, 7010244002, 7010244-002, 5307-01-138-8839, 01-138-8839, 5307011388839, 011388839

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 22 SEP 1982 01-138-8839

Drawings & Photos | NSN 5307-01-138-8839


Cross Reference | NSN 5307-01-138-8839

Part Number Cage Code Manufacturer
7010244-002 12436 BAE SYSTEMS NATIONAL SECURITY SOLUTIONS INC.
RBA144SA14 83324 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
RBA144SA147 83324 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5307-01-138-8839

Characteristic Specifications
MATERIAL STEEL COMP 4130
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 82 SELF-LOCKING
HEAD DIAMETER 0.468 INCHES NOMINAL
HEAD LENGTH 0.187 INCHES NOMINAL
HEAD MINOR DIAMETER 0.144 INCHES NOMINAL
OVERALL LENGTH 0.875 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNF NUT THREAD
NOMINAL THREAD SIZE 0.250 INCHES NUT THREAD
THREAD CLASS 3A NUT THREAD
THREAD QUANTITY PER INCH 28 NUT THREAD
THREAD DIRECTION RIGHT-HAND NUT THREAD
THREAD LENGTH 0.440 INCHES NOMINAL NUT THREAD
LOCKING FEATURE SELF-CLINCHING HEAD

Restrictions/Controls & Freight Information | NSN 5307-01-138-8839

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 5307-01-138-8839

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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