Product Details | CLOSE TOLERANCE SCREW

5305-00-338-2089 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: 53B33419, 53B334-19, 5305-00-338-2089, 00-338-2089, 5305003382089, 003382089

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 04 JAN 1974 00-338-2089

Drawings & Photos | NSN 5305-00-338-2089


Demand History | NSN 5305-00-338-2089

Part Number Request Date QTY Origin
53B334-19 2022-12-340 71 DIBBS
53B334-19 2022-10-298 18 DIBBS
53B334-19 2022-05-123 16 DIBBS
53B334-19 2021-11-313 7 DIBBS
53B334-19 2021-06-164 7 DIBBS
53B334-19 2021-02-38 5 DIBBS
53B334-19 2021-01-24 31 DIBBS
5305-00-338-2089 2020-01-13 122 UA
53B334-19 2019-04-97 7 DIBBS
5305-00-338-2089 2017-05-136 3 DIBBS
5305-00-338-2089 2016-10-287 26 DIBBS
5305-00-338-2089 2016-08-244 26 DIBBS
5305-00-338-2089 2016-08-236 26 DIBBS
5305-00-338-2089 2016-07-187 2 DIBBS
5305-00-338-2089 2016-06-179 2 DIBBS
5305-00-338-2089 2016-02-57 5 DIBBS
5305-00-338-2089 2016-02-49 5 DIBBS
5305-00-338-2089 2015-09-246 10 DIBBS
5305-00-338-2089 2014-03-70 3 DIBBS
5305-00-338-2089 2013-06-164 26 DIBBS
5305-00-338-2089 2012-11-323 1100 DIBBS
5305-00-338-2089 2012-10-278 2 DIBBS
5305-00-338-2089 2012-04-93 500 DIBBS
5305-00-338-2089 2012-03-85 2 DIBBS
5305-00-338-2089 2011-11-306 500 Malaysia
5305-00-338-2089 2010-01-29 5 DIBBS
5305-00-338-2089 2009-04-105 10 IR
5305-00-338-2089 2009-04-104 10 DIBBS
5305-00-338-2089 2009-03-68 5 DIBBS
5305-00-338-2089 2009-03-68 10 DIBBS
5305-00-338-2089 2009-03-68 15 DIBBS

Cross Reference | NSN 5305-00-338-2089

Part Number Cage Code Manufacturer
53B334-19 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
53B334-19 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
53B334-19 0JRC1 NORTHROP GRUMMAN TECHNICAL SERVICES, INC.
53B334-19 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
53B334-19 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
53B334-19 73197 HI-SHEAR CORPORATION
53B334-19 76823 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
53B334-19 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
53B334-19 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
53B334-19 97928 HUCK INTL INC
53B334-19 L4528 LISI AEROSPACE CANADA CORP

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Technical Data | NSN 5305-00-338-2089

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 0.459 INCHES MINIMUM AND 0.526 INCHES MAXIMUM
FASTENER LENGTH 1.657 INCHES MINIMUM AND 1.704 INCHES MAXIMUM
MATERIAL STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.451 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
COUNTERSINK ANGLE 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D8 TORQUE SET
GRIP LENGTH 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
GRIP DIAMETER 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES GRIP

Restrictions/Controls & Freight Information | NSN 5305-00-338-2089

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:X The item does not have a nuclear hardened feature or any other critical feature 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 713 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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 5305-00-338-2089

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.
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
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
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
Q
EA : 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 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
Q
EA : Each