Product Details | LOCKED IN STUD

5307-01-218-3312 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: MS51833A2017, MS51833A201-7, KNS903137, KNS9031-3-7, 5307-01-218-3312, 01-218-3312, 5307012183312, 012183312

Hardware and Abrasives | Studs

Supply Group (FSG) NSN Assign. NIIN
53 10 OCT 1985 01-218-3312

Demand History | NSN 5307-01-218-3312

Part Number Request Date QTY Origin
MS51833A2017 2013-01-24 560 United States
MS51833A2017 2011-09-271 450 US
MS51833A2017 2008-07-205 650 US

Cross Reference | NSN 5307-01-218-3312

Part Number Cage Code Manufacturer
KNS9031-3-7 29372 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
KNS9031-3-7 75237 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
MS51833A201-7 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS51833A201-7 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5307-01-218-3312

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND NUT THREAD
STYLE DESIGNATOR LOCKED IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NOMINAL THREAD SIZE 0.3125 INCHES STUD THREAD
THREAD LENGTH 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM STUD THREAD
OVERALL LENGTH 0.705 INCHES MINIMUM AND 0.795 INCHES MAXIMUM
THREAD CLASS 3A NUT THREAD
SPECIAL FEATURES 2 LOCKING KEYS,CRES COMP 302 PER QQ-W-423
THREAD CLASS 2A STUD THREAD
SURFACE FINISH 63.0 MICROINCHES STUD THD
SURFACE FINISH 32.0 MICROINCHES NUT THD
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE
NOMINAL THREAD SIZE 0.190 INCHES NUT THREAD
THREAD DIRECTION RIGHT-HAND STUD THREAD
DISTANCE FROM END OF STUD END THREADS TO NUT END 0.408 INCHES MINIMUM AND 0.468 INCHES MAXIMUM
THREAD LENGTH 0.380 INCHES MINIMUM NUT THREAD
THREAD SERIES DESIGNATOR UNC STUD THREAD
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE FINISH 63.0 MICROINCHES SHANK
THREAD QUANTITY PER INCH 32 NUT THREAD
LOCKING FEATURE RING, LOCK KEYED
THREAD SERIES DESIGNATOR UNJF NUT THREAD
MATERIAL IRON ALLOY 660
THREAD QUANTITY PER INCH 18 STUD THREAD

Restrictions/Controls & Freight Information | NSN 5307-01-218-3312

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 573 unknown
Originating Activity Code KH Defense Industrial Supply Center
Philadelphia, PA 19111
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 5307-01-218-3312

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
Q
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
Q
EA : Each