Product Details | SCREW THREAD INSERT

5325-01-173-5662 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: MS51831CA201L, 5325-01-173-5662, 01-173-5662, 5325011735662, 011735662

Hardware and Abrasives | Fastening Devices

Supply Group (FSG) NSN Assign. NIIN
53 07 MAR 1984 01-173-5662

Drawings & Photos | NSN 5325-01-173-5662


Demand History | NSN 5325-01-173-5662

Part Number Request Date QTY Origin
MS51831CA201L 2025-12-345 30 United States
MS51831CA201L 2025-07-196 100 Israel
MS51831CA201L 2024-08-236 200 Hong Kong
MS51831CA201L 2023-06-170 44 United States
MS51831CA201L 2022-06-181 600 United States
MS51831CA201L 2022-06-181 4305 United States
MS51831CA201L 2019-10-281 174 United States
MS51831CA201L 2019-09-262 8 United States
MS51831CA201L 2019-04-105 22 United States
5325-01-173-5662 2019-01-15 255 DIBBS
MS51831CA201L 2017-07-212 10 United States
5325-01-173-5662 2017-03-60 714 DIBBS
5325-01-173-5662 2017-02-52 714 DIBBS
MS51831CA201L 2017-01-20 4 United States
MS51831CA201L 2017-01-20 6 United States
MS51831CA201L 2017-01-20 8 United States
MS51831CA201L 2017-01-09 67 United States
5325-01-173-5662 2016-12-344 1759 DIBBS
5325-01-173-5662 2016-12-339 1 DIBBS
5325-01-173-5662 2016-12-339 4 DIBBS
5325-01-173-5662 2016-12-339 5 DIBBS
5325-01-173-5662 2016-12-336 1759 DIBBS
5325-01-173-5662 2016-10-304 246 DIBBS
5325-01-173-5662 2016-09-245 228 DIBBS
MS51831CA201L 2016-01-28 4 United States
MS51831CA201L 2016-01-28 12 United States
5325-01-173-5662 2015-08-215 400 US
MS51831CA201L 2015-06-167 50 United States
5325-01-173-5662 2013-10-304 83 DIBBS
MS51831CA201L 2013-10-302 4 United States
5325-01-173-5662 2013-10-275 178 DIBBS
5325-01-173-5662 2013-08-240 35 DIBBS
5325-01-173-5662 2013-08-218 24 DIBBS
5325-01-173-5662 2013-04-106 60 DIBBS
5325-01-173-5662 2013-03-63 10 US
MS51831CA201L 2011-06-167 24 US
MS51831CA201L 2010-12-356 1 Italy
5325-01-173-5662 2010-04-117 165 DIBBS
MS51831CA201L 2010-03-88 344 United States
MS51831CA201L 2010-02-57 192 Italy
5325-01-173-5662 2009-11-310 288 Italy
MS51831CA201L 2009-09-264 150 Taiwan
5325-01-173-5662 2009-05-148 100 Australia
MS51831CA201L 2008-10-304 5 US
MS51831CA201L 2008-01-31 403 US

Cross Reference | NSN 5325-01-173-5662

Part Number Cage Code Manufacturer
MS51831CA201L 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5325-01-173-5662

Characteristic Specifications
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR H25 GROOVED KEYLOCK
LENGTH 0.312 INCHES NOMINAL
INTERNAL THREAD RELIEF DEPTH 0.070 INCHES NOMINAL
FULL INTERNAL THREAD LENGTH 0.242 INCHES NOMINAL
INSERT SIZE 0.375-16 UNC 2A
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD SIZE 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3B
FEATURES PROVIDED INDIVIDUALLY KEYED
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS51831CA201L

Restrictions/Controls & Freight Information | NSN 5325-01-173-5662

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.
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 5325-01-173-5662

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
H
EA : Each
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 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
H
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 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
H
EA : Each