Product Details | SCREW THREAD INSERT

5325-01-421-1820 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: NAS1836313, NAS1836-3-13, 5325-01-421-1820, 01-421-1820, 5325014211820, 014211820

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 03 NOV 1995 01-421-1820

Drawings & Photos | NSN 5325-01-421-1820


Demand History | NSN 5325-01-421-1820

Part Number Request Date QTY Origin
NAS1836313 2025-10-274 2000 Czech Republic
5325-01-421-1820 2021-12-341 1429 DIBBS
5325-01-421-1820 2021-11-319 1909 DIBBS
5325-01-421-1820 2021-07-206 1994 DIBBS
NAS1836-3-13 2014-06-168 50 Turkey
NAS1836313 2014-02-37 100 Germany
NAS1836313 2014-02-37 1 Germany
NAS1836313 2014-02-37 100 Germany
5325-01-421-1820 2014-01-21 816 DIBBS
5325-01-421-1820 2014-01-05 816 DIBBS
NAS1836313 2013-12-340 100 Germany
NAS1836313 2013-12-340 500 Germany
NAS1836313 2010-04-96 500 Switzerland
5325-01-421-1820 2009-12-335 100 US

Cross Reference | NSN 5325-01-421-1820

Part Number Cage Code Manufacturer
NAS1836-3-13 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5325-01-421-1820

Characteristic Specifications
MATERIAL STEEL COMP 1008 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR H14 FLANGE
FLANGE DIAMETER 0.450 INCHES MAXIMUM
FLANGE THICKNESS 0.060 INCHES NOMINAL
LENGTH 0.403 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD SIZE 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3B
THREAD LENGTH 0.187 INCHES NOMINAL
FEATURES PROVIDED SELF-LOCKING

Restrictions/Controls & Freight Information | NSN 5325-01-421-1820

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
NMF Description 095190 HARDWARE, NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code KH Defense Industrial Supply Center
Philadelphia, PA 19111
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 5325-01-421-1820

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.
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.
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
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each