Product Details | SPUR GEAR

3020-01-123-2122 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: C7048, C7048G2972, C7048G29-72, 217129, 221887, 2218871, 221887-1, 3020-01-123-2122, 01-123-2122, 3020011232122, 011232122

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

Supply Group (FSG) NSN Assign. NIIN
30 08 DEC 1981 01-123-2122

Drawings & Photos | NSN 3020-01-123-2122


Demand History | NSN 3020-01-123-2122

Part Number Request Date QTY Origin
217129 2025-09-261 26 DIBBS
221887-1 2025-09-261 26 DIBBS
C7048G29-72 2025-09-261 26 DIBBS
217129 2025-05-128 38 DIBBS
221887-1 2025-05-128 38 DIBBS
C7048G29-72 2025-05-128 38 DIBBS
217129 2025-04-100 20 DIBBS
221887-1 2025-04-100 20 DIBBS
C7048G29-72 2025-04-100 20 DIBBS
217129 2025-03-72 19 DIBBS
221887-1 2025-03-72 19 DIBBS
C7048G29-72 2025-03-72 19 DIBBS
217129 2024-10-298 24 DIBBS
221887-1 2024-10-298 24 DIBBS
C7048G29-72 2024-10-298 24 DIBBS
217129 2024-05-123 17 DIBBS
221887-1 2024-05-123 17 DIBBS
C7048G29-72 2024-05-123 17 DIBBS
217129 2023-11-316 25 DIBBS
221887-1 2023-11-316 25 DIBBS
C7048G29-72 2023-11-316 25 DIBBS
217129 2023-05-138 15 DIBBS
221887-1 2023-05-138 15 DIBBS
C7048G29-72 2023-05-138 15 DIBBS
217129 2020-10-282 15 DIBBS
221887-1 2020-10-282 15 DIBBS
C7048G29-72 2020-10-282 15 DIBBS
217129 2020-02-34 10 DIBBS
221887-1 2020-02-34 10 DIBBS
C7048G29-72 2020-02-34 10 DIBBS
217129 2020-01-23 10 DIBBS
221887-1 2020-01-23 10 DIBBS
C7048G29-72 2020-01-23 10 DIBBS
217129 2019-11-308 8 DIBBS
221887-1 2019-11-308 8 DIBBS
C7048G29-72 2019-11-308 8 DIBBS
217129 2019-10-297 8 DIBBS
221887-1 2019-10-297 8 DIBBS
C7048G29-72 2019-10-297 8 DIBBS
217129 2019-05-143 8 DIBBS
221887-1 2019-05-143 8 DIBBS
C7048G29-72 2019-05-143 8 DIBBS
3020-01-123-2122 2016-11-334 15 DIBBS
3020-01-123-2122 2016-11-312 15 DIBBS
3020-01-123-2122 2007-06-158 27 DIBBS

Cross Reference | NSN 3020-01-123-2122

Part Number Cage Code Manufacturer
217129 82686 TRANSICOIL LLC DBA ADS/TRANSICOIL
221887 99479 BOWMAR, LLC
221887-1 99479 BOWMAR, LLC
C7048 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
C7048G29-72 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 3020-01-123-2122

Characteristic Specifications
MATERIAL STEEL COMP 303S OR STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-764,COND A FED SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TEETH QUANTITY 72
TOOTH FORM STANDARD
PRESSURE ANGLE 20.0000 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 0.7500 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER 0.771 INCHES
FACE NOMINAL WIDTH 0.125 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 0.187 INCHES FIRST END
BORE STYLE 1 PLAIN BOTH ENDS
BORE NOMINAL DIAMETER 0.125 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 5 PINNED FIRST END
HUB NOMINAL DIAMETER 0.312 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
ATTACHMENT METHOD MOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY 1 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATOR UNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE 0.086 INCHES TRANSVERSELY THROUGH HUB, FIRST END

Restrictions/Controls & Freight Information | NSN 3020-01-123-2122

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 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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 3020-01-123-2122

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