Product Details | SHAFT COLLAR

3040-00-237-6221 An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see CLAMP, HUB. See also BEARING, SLEEVE; BUSHING, SLEEVE; SPACER, SLEEVE; and COUPLING, SHAFT, RIGID.202304000005340000000

Part Alternates: NW15188, 15188, 1874E187, 3040-00-237-6221, 00-237-6221, 3040002376221, 002376221

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 28 OCT 1970 00-237-6221

Drawings & Photos | NSN 3040-00-237-6221


Demand History | NSN 3040-00-237-6221

Part Number Request Date QTY Origin
NW15188 2025-06-157 6 DIBBS
NW15188 2025-05-146 6 DIBBS
3040-00-237-6221 2018-03-63 12 DIBBS
3040-00-237-6221 2008-03-87 4 DIBBS
3040-00-237-6221 2007-12-344 4 DIBBS
3040-00-237-6221 2007-03-69 5 DIBBS

Cross Reference | NSN 3040-00-237-6221

Part Number Cage Code Manufacturer
15188 44185 NMC/WOLLARD, INC.
1874E187 78500 MERITOR HEAVY VEHICLE SYSTEMS LLC DIV MERITOR HEAVY VEHICLE SYSTEMS,
1874E187 97286 ROCKWELL INTERNATIONAL CORP INDUSTRIAL PRODUCTS GROUP
NW15188 44185 NMC/WOLLARD, INC.

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Technical Data | NSN 3040-00-237-6221

Characteristic Specifications
MATERIAL STEEL
STYLE DESIGNATOR A2 ROUND W/SINGLE CHAMFER
CHAMFER ANGLE IN DEG 30.0
OUTSIDE DIAMETER 2.625 INCHES NOMINAL
THICKNESS 0.687 INCHES NOMINAL
BORE DIAMETER 1.9970 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM
LARGEST DIAMETER LENGTH 0.344 INCHES NOMINAL
SPECIAL FEATURES 0.375 IN. BORE CORNER RADIUS ON LARGEST OD END

Restrictions/Controls & Freight Information | NSN 3040-00-237-6221

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 126880 POWER TRANS SHAFTING PULLEYS
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 3040-00-237-6221

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 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