Product Details | PANEL SCREW ASSEMBLY

5305-01-334-6656 A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part Alternates: DSC7900-6-B-3.5, DSC79006B35, 841581-226, 84158126, 841581-26, 5305-01-334-6656, 01-334-6656, 5305013346656, 841581226, 013346656

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 25 FEB 1991 01-334-6656

Drawings & Photos | NSN 5305-01-334-6656


Cross Reference | NSN 5305-01-334-6656

Part Number Cage Code Manufacturer
841581-226 06481 NORTHROP GRUMMAN SYSTEMS CORPORATION
841581-226 13973 LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION
841581-26 06481 NORTHROP GRUMMAN SYSTEMS CORPORATION
841581-26 13973 LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION
DSC7900-6-B-3.5 0HDW7 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
DSC7900-6-B-3.5 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
DSC7900-6-B-3.5 97928 HUCK INTL INC

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Technical Data | NSN 5305-01-334-6656

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.170 INCHES MINIMUM AND 0.215 INCHES MAXIMUM
FASTENER LENGTH 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM
MATERIAL STEEL COMP 301 SECONDARY WASHER STEEL COMP 302 PRIMARY WASHER STEEL COMP 302 SPRING STEEL COMP 304 STAND-OFF STEEL COMP 302 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE SPRING QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT OXIDE SECONDARY WASHER OXIDE PRIMARY WASHER PASSIVATE SPRING OXIDE STAND-OFF OXIDE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE SECONDARY WASHER MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER
HEAD STYLE C67 KNURLED NO. 2
HEAD DIAMETER 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
HEAD HEIGHT 0.082 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
INTERNAL DRIVE STYLE D14 SLOT
MATERIAL ACCOMMODATED THICKNESS 0.063 INCHES MINIMUM AND 0.125 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-01-334-6656

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 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 5305-01-334-6656

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
Purchasing QTY
UOM
1
EA : 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.
Physical Category Code1Bin
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 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
Purchasing QTY
UOM
1
EA : Each