Product Details | SETSCREW

5305-01-398-1261 An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part Alternates: 31805553, 3180555-3, 5305-01-398-1261, 01-398-1261, 5305013981261, 013981261

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 25 OCT 1994 01-398-1261

Drawings & Photos | NSN 5305-01-398-1261


Cross Reference | NSN 5305-01-398-1261

Part Number Cage Code Manufacturer
3180555-3 59364 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 5305-01-398-1261

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
FASTENER LENGTH 0.720 INCHES MINIMUM AND 0.740 INCHES MAXIMUM
MATERIAL STEEL COMP XM-13 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35, TYPE 1,2, OR 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C28 BEVEL-CONICAL
HEAD DIAMETER 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
HEAD HEIGHT 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLE D21 WITHOUT INTERNAL DRIVE
POINT STYLE F19 FLAT

Restrictions/Controls & Freight Information | NSN 5305-01-398-1261

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 5305-01-398-1261

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 CodesMRESTRICTED REQUISITIONS-MAJOR OVERHAUL (Service/Agency use only.) # Items (Assemblies and/or component parts) which for lack of specialized tools, test equipment, etc., can be used only by major overhaul activities. Base, post, camp or station activities will not requisition unless authorized to perform major overhaul function.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative