NSN 3020-01-631-6449 H8321660151, H832-1660-151 , 1189

Product Details | GROOVE PULLEY

3020-01-631-6449 A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.

Part Alternates: H8321660151, H832-1660-151 , 1189 , 61011206, 61-01-1206 , 752-7068474-144 , 3020-01-631-6449, 01-631-6449, 3020016316449, 7527068474144, 016316449

Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
30	2014265	01-631-6449	08109 ( PULLEY, GROOVE )

Part Number	Request Date	QTY	Origin
1189	2025-09-266	6	DIBBS
61-01-1206	2025-09-266	6	DIBBS
H832-1660-151	2025-09-266	6	DIBBS
1189	2025-09-260	2	DIBBS
61-01-1206	2025-09-260	2	DIBBS
H832-1660-151	2025-09-260	2	DIBBS
1189	2025-08-216	2	DIBBS
61-01-1206	2025-08-216	2	DIBBS
H832-1660-151	2025-08-216	2	DIBBS
1189	2025-04-112	2	DIBBS
61-01-1206	2025-04-112	2	DIBBS
H832-1660-151	2025-04-112	2	DIBBS
1189	2023-07-190	2	DIBBS
61-01-1206	2023-07-190	2	DIBBS
H832-1660-151	2023-07-190	2	DIBBS
1189	2022-06-165	2	DIBBS
61-01-1206	2022-06-165	2	DIBBS
H832-1660-151	2022-06-165	2	DIBBS
1189	2020-06-161	2	DIBBS
61-01-1206	2020-06-161	2	DIBBS
H832-1660-151	2020-06-161	2	DIBBS
1189	2020-01-22	2	DIBBS
61-01-1206	2020-01-22	2	DIBBS
H832-1660-151	2020-01-22	2	DIBBS
1189	2019-06-157	2	DIBBS
61-01-1206	2019-06-157	2	DIBBS
H832-1660-151	2019-06-157	2	DIBBS
3020-01-631-6449	2018-03-65	2	DIBBS
3020-01-631-6449	2017-02-39	2	DIBBS
1189	2014-10-300	1	United States

Cross Reference | NSN 3020-01-631-6449

Part Number	Cage Code	Manufacturer
1189	76257	CROSBY GROUP INC THE MCKISSICK PLANT DIV
61-01-1206	96169	ELECTRIC BOAT CORPORATION
752-7068474-144	53711	NAVAL SEA SYSTEMS COMMAND
H832-1660-151	96169	ELECTRIC BOAT CORPORATION

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Related Products | NSN 3020-01-631-6449

3020-01-631-6980, 3020-01-631-7149, 3020-01-631-7784, 3020-01-631-8316, 3020-01-631-8412

Technical Data | NSN 3020-01-631-6449

Characteristic	Specifications
STYLE DESIGNATOR	WEBBED OR SPOKED
OUTSIDE DIAMETER	4.0 INCHES NOMINAL
PITCH DIAMETER	3.125 INCHES NOMINAL
FACE WIDTH	0.875 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATION	2.0 INCHES NOMINAL BOTH ENDS
DESIGN FORM	PLAIN
LIGHTENING HOLE	NOT INCLUDED
INTEGRAL COOLING VANE	NOT INCLUDED
MATERIAL AND LOCATION	STEEL OVERALL
GROOVE SHAPE	U
GROOVE QUANTITY	1
GROOVE DEPTH	0.4375 INCHES NOMINAL
GROOVE WIDTH	0.375 INCHES NOMINAL
GROOVE RADIUS	0.325 INCHES NOMINAL
BORE FEATURE	INCLUDED
BEARINGS	NOT INCLUDED
BORE TYPE	STRAIGHT
BORE DIAMETER	1.569 INCHES NOMINAL
BORE LENGTH	1.0 INCHES NOMINAL
COUNTERBORE FEATURE	NOT INCLUDED
KEYING FACILITY	NOT INCLUDED
PROTRUDING HUB CHARACTERISTIC	PLAIN
HUB END OUTSIDE DIAMETER AND LOCATION	2.0 INCHES NOMINAL BOTH ENDS
SPLIT HUB FEATURE	NOT INCLUDED
III END ITEM IDENTIFICATION	SHEVE ASSY,

Restrictions/Controls & Freight Information | NSN 3020-01-631-6449

Restrictions
Freight

Category	Code	Description
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:	A	No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:	A	Item 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:	0	Represents 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	127320	PULLEYS/SHEAVES,NOI
Less than car load rating
Less than truck load rating	Q	70.0
Water commodity Code	593	unknown
Originating Activity Code	HD	Naval Inventory Control Point Mechanicsburg, PA 17055-0788
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 3020-01-631-6449

Navy

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	J	NOT 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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative