Product Details | HEXAGON HEAD CAP SCREW

5305-01-317-9818 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Part Alternates: MS35307-1/4-20X1IN., MS353071420X1IN, MS35307308, MS35307-308, MS35307308DRILLEDHEAD, MS35307-308-DRILLED-HEAD, FFS85, FF-S-85, 5305-01-317-9818, 01-317-9818, 5305013179818, 013179818

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 11 APR 1990 01-317-9818

Drawings & Photos | NSN 5305-01-317-9818


Demand History | NSN 5305-01-317-9818

Part Number Request Date QTY Origin
5305-01-317-9818 2025-11-315 38 DIBBS
5305-01-317-9818 2025-03-77 13 DIBBS
5305-01-317-9818 2025-02-48 38 DIBBS
5305-01-317-9818 2024-11-319 10 DIBBS
5305-01-317-9818 2024-10-305 31 United States
5305-01-317-9818 2024-09-255 31 United States
5305-01-317-9818 2024-07-200 9 DIBBS
5305-01-317-9818 2024-03-87 47 DIBBS
5305-01-317-9818 2024-03-79 47 DIBBS
MS35307308 2023-11-310 2 United States
MS35307-308 2023-06-170 15 US
MS35307-308 2022-04-95 14
MS35307308 2021-04-118 50 United States
MS35307308 2020-12-338 6 United States
MS35307308 2017-07-201 12 United States
MS35307308 2017-03-89 16 United States
MS35307308 2016-11-321 160 United States
MS35307-308 2014-03-71 46 United States
MS35307308 2013-10-282 20 United States
MS35307-308 2013-09-249 100
FFS85 2013-01-11 473 US
MS35307308 2012-06-166 12 US
MS35307-308 2012-06-163 192 India
FFS85 2011-10-280 95 United States
FFS85 2011-09-265 14 US
MS35307308 2011-04-116 4 us
5305-01-317-9818 2011-04-109 15 US
5305-01-317-9818 2011-04-109 15 US
MS35307308 2011-01-14 250 India
5305-01-317-9818 2010-10-278 60 us
5305-01-317-9818 2010-09-256 100 DIBBS
FFS85 2010-03-84 100 US
MS35307308 2010-02-47 300 United States
FFS85 2010-02-43 10 United States
FFS85 2009-09-272 50 US

Cross Reference | NSN 5305-01-317-9818

Part Number Cage Code Manufacturer
FF-S-85 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS35307-1/4-20X1IN. 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS35307-308 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS35307-308-DRILLED-HEAD 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5305-01-317-9818

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.000 INCHES MAXIMUM
FASTENER LENGTH 1.000 INCHES MAXIMUM
MATERIAL STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH 80000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
SPECIAL FEATURES W/DRILLED-HEAD FOR LOCKING WIRE; CORROSION RESISTANT
DEPARTURE FROM CITED DOCUMENT AS MODIFIED BY DRILLED HEAD
CRITICALITY CODE JUSTIFICATION FEAT
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-85
MANUFACTURERS CODE 96906
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35307-308

Restrictions/Controls & Freight Information | NSN 5305-01-317-9818

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) 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 19 NASA - Langley Research Center
Stennis Space Center, MS 39529-6000
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 5305-01-317-9818

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
1
HD : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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
1
HD : 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
1
HD : Each