Product Details | SCREW THREAD INSERT

5325-00-510-4576 A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes items having a sleeve on on its under portion which can be clinched or crimped. Excludes BUSHING,MACHINE THREAD; NUT,PLAIN,KNURLED; NUT,PLAIN,ROUND; NUT,PLAIN,CLINCH and NUT,SELF-LOCKING,CLINCH. See also NUT,PLAIN,PLATE

Part Alternates: SRW258L, 5325-00-510-4576, 00-510-4576, 5325005104576, 005104576

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 30 JUL 1974 00-510-4576

Drawings & Photos | NSN 5325-00-510-4576


Demand History | NSN 5325-00-510-4576

Part Number Request Date QTY Origin
SRW258L 2013-10-283 10 ZA
SRW258L 2011-08-238 2 United States
SRW258L 2011-05-145 50 US
SRW258L 2008-04-107 20 US
SRW258L 2007-10-295 10 Lithuania

Cross Reference | NSN 5325-00-510-4576

Part Number Cage Code Manufacturer
SRW258L 83324 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5325-00-510-4576

Characteristic Specifications
STYLE DESIGNATOR H3 SERRATED
LENGTH 0.380 INCHES NOMINAL
INSERT SIZE 0.344-24 UNS 0.3138 IN. MIN 0.3166 IN. MAX PITCH DIA
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD SIZE 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3B
FEATURES PROVIDED INDIVIDUALLY KEYED
SPECIAL FEATURES DRY FILM LUBRICANT
MANUFACTURERS CODE 83324
DESIGN CONTROL REFERENCE SRW258L

Restrictions/Controls & Freight Information | NSN 5325-00-510-4576

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 095190 HARDWARE, NOI SUB 9
Less than car load rating
Less than truck load rating Q 70.0
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 5325-00-510-4576

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative