Product Details | LOCKED IN STUD

5307-00-943-5479 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: SF12121SN16A, SF121-21SN16A, 5307-00-943-5479, 00-943-5479, 5307009435479, 009435479

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 11 FEB 1966 00-943-5479

Drawings & Photos | NSN 5307-00-943-5479


Demand History | NSN 5307-00-943-5479

Part Number Request Date QTY Origin
SF121-21SN16A 2023-12-339 23 DIBBS
SF121-21SN16A 2021-08-220 5 DIBBS
SF121-21SN16A 2019-10-302 50 DIBBS
SF121-21SN16A 2019-09-268 10 DIBBS
SF121-21SN16A 2019-09-260 10 DIBBS
SF121-21SN16A 2019-08-240 52 DIBBS
SF121-21SN16A 2019-04-100 6 DIBBS
SF121-21SN16A 2019-04-93 6 DIBBS
5307-00-943-5479 2015-12-351 108 DIBBS
5307-00-943-5479 2015-01-13 29 DIBBS
5307-00-943-5479 2014-11-307 29 DIBBS
5307-00-943-5479 2013-03-72 29 DIBBS
5307-00-943-5479 2012-12-347 15 DIBBS
5307-00-943-5479 2012-09-272 15 DIBBS
5307-00-943-5479 2012-05-146 90 DIBBS
5307-00-943-5479 2011-12-350 25 DIBBS
5307-00-943-5479 2010-11-307 27 DIBBS

Cross Reference | NSN 5307-00-943-5479

Part Number Cage Code Manufacturer
SF121-21SN16A 83324 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5307-00-943-5479

Characteristic Specifications
MATERIAL STEEL COMP 4340
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT CADMIUM OVERALL
STYLE DESIGNATOR 35 LOCKED IN
DISTANCE FROM SERRATED PORTION TO NUT END 1.000 INCHES NOMINAL
DISTANCE FROM SERRATED PORTION TO STUD END 1.310 INCHES NOMINAL
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD 0.230 INCHES NOMINAL
OVERALL LENGTH 2.310 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNS STUD THREAD
NOMINAL THREAD SIZE 0.438 INCHES STUD THREAD
THREAD CLASS 3A NUT THREAD
THREAD QUANTITY PER INCH 14 STUD THREAD
THREAD PITCH DIAMETERS 0.3926 TO 0.3946 INCHES STUD THREAD
THREAD DIRECTION RIGHT-HAND NUT THREAD RIGHT-HAND STUD THREAD
THREAD LENGTH 0.620 INCHES NOMINAL NUT THREAD 1.080 INCHES NOMINAL STUD THREAD
LOCKING FEATURE RING, LOCK SERRATED
III SERRATION QUANTITY 24

Restrictions/Controls & Freight Information | NSN 5307-00-943-5479

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:UPrecious metal type is unknown
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 093470 BOLTS/NUTS I/S
Less than car load rating
Less than truck load rating Q 70.0
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 5307-00-943-5479

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
M
EA : Each
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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
M
EA : Each