Product Details | CLOSE TOLERANCE SCREW

5305-01-371-2853 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Part Alternates: NAS150413, NAS1504-13, 5305-01-371-2853, 01-371-2853, 5305013712853, 013712853

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 10 FEB 1993 01-371-2853

Drawings & Photos | NSN 5305-01-371-2853


Demand History | NSN 5305-01-371-2853

Part Number Request Date QTY Origin
NAS1504-13 2013-08-229 5400 Canada

Cross Reference | NSN 5305-01-371-2853

Part Number Cage Code Manufacturer
NAS1504-13 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-371-2853

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 0.316 INCHES NOMINAL
FASTENER LENGTH 1.113 INCHES MINIMUM AND 1.143 INCHES MAXIMUM
MATERIAL STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY II,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D9 HIGH-TORQUE
GRIP LENGTH 0.812 INCHES NOMINAL
GRIP DIAMETER 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA 80205-NAS1504 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Restrictions/Controls & Freight Information | NSN 5305-01-371-2853

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:UPrecious metal type is unknown
Criticality Code:NThe item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Category Code Description
No Freight Information

Management | NSN 5305-01-371-2853

Category Code Description
Price ValidationE The current standard price is an estimated price.
  • Estimated Price challenges are allowed, but follow procedures in para 60.b. (3) of section L of this manual.
  • This code will be changed to a P code upon notification of a contract price or this code will be changed to an updated code upon determination of a valid price.
Budget CodeS 1557X3010:Aircraft Replenishment Spares
Materiel Management Aggregation CodeWHTN:E-8C JOINT STARS AIRCRAFT (NGC)
Source of SupplyF74Northrop Grumman Corporation
Warner Robins GA 31088-7499
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
Purchasing QTY
UOM
1
EA : Each