Product Details | SPUR GEAR

3020-00-439-5590 A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.

Part Alternates: 204040603011, 204-040-603-011, 20404060311, 204-040-603-11, 3020-00-439-5590, 00-439-5590, 3020004395590, 004395590

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

Supply Group (FSG) NSN Assign. NIIN
30 01 DEC 1969 00-439-5590

Drawings & Photos | NSN 3020-00-439-5590


Demand History | NSN 3020-00-439-5590

Part Number Request Date QTY Origin
204-040-603-11 2025-07-198 61 DIBBS
204-040-603-11 2025-04-103 33 DIBBS
204-040-603-11 2024-10-291 59 DIBBS
204-040-603-11 2024-08-225 59 DIBBS
204-040-603-11 2024-06-179 21 DIBBS
204-040-603-11 2024-05-144 8 DIBBS
204-040-603-11 2024-03-67 35 DIBBS
204-040-603-11 2024-02-51 35 DIBBS
204-040-603-11 2024-02-42 19 DIBBS
204-040-603-11 2023-06-164 16 DIBBS
204-040-603-11 2022-12-339 30 DIBBS
204-040-603-11 2022-07-212 26 DIBBS
204-040-603-11 2022-06-173 2 DIBBS
204-040-603-11 2022-04-115 56 DIBBS
204-040-603-11 2022-03-79 26 DIBBS
3020-00-439-5590 2022-02-39 27 US
204-040-603-11 2022-02-34 27 DIBBS
204-040-603-11 2021-09-271 30 DIBBS
204-040-603-11 2021-04-96 38 DIBBS
204-040-603-11 2021-02-59 39 DIBBS
204-040-603-11 2021-01-28 32 DIBBS
204-040-603-11 2019-10-289 222 DIBBS
20404060311 2019-04-120 1 us
3020-00-439-5590 2018-08-221 50 DIBBS
3020-00-439-5590 2018-05-128 245 DIBBS
3020-00-439-5590 2018-03-70 30 DIBBS
3020-00-439-5590 2017-12-359 15 DIBBS
3020-00-439-5590 2017-12-341 115 DIBBS
3020-00-439-5590 2017-11-311 17 DIBBS
3020-00-439-5590 2017-09-255 94 DIBBS
3020-00-439-5590 2014-09-261 2 US
3020-00-439-5590 2014-09-246 65 DIBBS
3020-00-439-5590 2014-03-86 38 DIBBS
3020-00-439-5590 2014-02-41 52 DIBBS
3020-00-439-5590 2013-04-96 1 NZ
204040603011 2013-04-93 1 US
204040603011 2010-11-305 1 US
204040603011 2010-05-145 1 MX
3020-00-439-5590 2009-07-208 83 DIBBS
3020-00-439-5590 2009-06-180 26 DIBBS
3020-00-439-5590 2009-06-174 5 DIBBS
204040603011 2009-05-139 2 US
3020-00-439-5590 2009-03-85 224 DIBBS
3020-00-439-5590 2008-09-252 115 DIBBS
3020-00-439-5590 2007-10-276 275 DIBBS

Cross Reference | NSN 3020-00-439-5590

Part Number Cage Code Manufacturer
204-040-603-011 97499 BELL HELICOPTER TEXTRON INC.
204-040-603-11 0G8D1 VARD PRECISION CORP
204-040-603-11 11867 EQUITABLE ENGINEERING COMPANY, INC.
204-040-603-11 21540 PRECISION GEAR INCORPORATED
204-040-603-11 82001 PCX AEROSTRUCTURES, LLC
204-040-603-11 97499 BELL HELICOPTER TEXTRON INC.

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Technical Data | NSN 3020-00-439-5590

Characteristic Specifications
MATERIAL STEEL COMP 4620 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE4620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY 32
TOOTH FORM STANDARD
PRESSURE ANGLE 20.0000 DEGREES
STYLE DESIGNATOR 4 PROTRUDING HUBS
PITCH DIAMETER 2.0000 INCHES NOMINAL
NOMINAL OVERALL LENGTH 1.875 INCHES
NOMINAL OUTSIDE DIAMETER 1.594 INCHES
FACE NOMINAL WIDTH 0.205 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 1.740 INCHES FIRST END 0.320 INCHES SECOND END
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 1.303 INCHES BOTH ENDS
SPLINE QUANTITY 26 BOTH ENDS
SPLINE PITCH DIAMETER 1.3000 INCHES NOMINAL BOTH ENDS
HUB STYLE DESIGNATOR 1 PLAIN BOTH ENDS
HUB NOMINAL DIAMETER 1.594 INCHES FIRST END 1.575 INCHES SECOND END
BODY STYLE 1 PLAIN, SOLID
SPECIAL FEATURES FLIGHT SAFETY CRITICAL
CRITICALITY CODE JUSTIFICATION FEAT
MANUFACTURERS CODE 97499
DESIGN CONTROL REFERENCE 204-040-603-11

Restrictions/Controls & Freight Information | NSN 3020-00-439-5590

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:FThe item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).
Category Code Description
NMF Description 197337 WHEELS COG/GEAR/PINION/SPROCK
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code TG Warner-Robins Air Logistics Center
Robins AFB, GA 31098-5609
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 3020-00-439-5590

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (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 CodeB Rotary Wing Aircraft
Weapons Systems/End Item or Homogeneous GroupBCAH-1
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
1
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.
Materiel Management Aggregation CodeGATG:H-1 IROQUOIS
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.
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
1
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
1
EA : Each