Product Details | ASSEMBLED WASHER SCREW

5305-01-420-1784 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).

Part Alternates: NAS72086, NAS720-8-6, 5305-01-420-1784, 01-420-1784, 5305014201784, 014201784

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 11 OCT 1995 01-420-1784

Drawings & Photos | NSN 5305-01-420-1784


Cross Reference | NSN 5305-01-420-1784

Part Number Cage Code Manufacturer
NAS720-8-6 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-420-1784

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.164 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.266 INCHES MAXIMUM
FASTENER LENGTH 0.343 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
MATERIAL STEEL COMP 1017 OR STEEL COMP 1020 OR STEEL COMP 1025 SECONDARY WASHER STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 PRIMARY WASHER STEEL COMP 1010 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A 29 ASSN STD ALL MATERIAL RESPONSES PRIMARY WASHER QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-737 FED SPEC SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
MINIMUM TENSILE STRENGTH 55000 POUNDS PER SQUARE INCH
HEAD STYLE C33 PAN NO. 2
HEAD DIAMETER 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
HEAD HEIGHT 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
INTERNAL DRIVE STYLE D3 CROSS RECESS TYPE 111
WASHER QUANTITY 2
PRIMARY WASHER STYLE G9 SPLIT HELICAL RING
PRIMARY WASHER OUTSIDE DIAMETER 0.296 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS 0.040 INCHES MINIMUM
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER NOT IDENTICAL
SECONDARY WASHER STYLE G30 FLAT
SECONDARY WASHER OUTSIDE DIAMETER 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM
SECONDARY WASHER MATERIAL THICKNESS 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA 80205-NAS720 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Restrictions/Controls & Freight Information | NSN 5305-01-420-1784

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
No Freight Information

Management | NSN 5305-01-420-1784

Category Code Description
Materiel Management Aggregation CodeBATB:C-17 PROGRAM
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.
Budget CodeS 1557X3010:Aircraft Replenishment Spares
Source of SupplyF77Boeing Military Transportation Aircraft
Los Angeles, CA 90307-3044
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative