PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7276Gear,spur

Del Mar Avionics, Llc · NSN 3020-00-068-9047 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-068-9047 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-068-9047. Primary manufacturer part number: 7276.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Pitch Diameter: 2.2500 INCHES NOMINAL IN
  • Bore Nominal Diameter: 0.688 INCHES BOTH ENDS IN
  • Bore Style: PLAIN BOTH ENDS
  • Nominal Outside Diameter: 2.375 INCHES IN
  • Teeth Quantity: 36
  • Material Document and Classification: MIL-S-890,CL HG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-068-9047, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Del Mar Avionics, Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-068-9047
Primary Part Number7276
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDel Mar Avionics, Llc
StatusACTIVE
Body StylePLAIN, SOLID
Pitch Diameter2.2500 INCHES NOMINAL IN
Bore Nominal Diameter0.688 INCHES BOTH ENDS IN
Bore StylePLAIN BOTH ENDS
Nominal Outside Diameter2.375 INCHES IN
Teeth Quantity36
Material Document and ClassificationMIL-S-890,CL HG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle20.0000 DEGREES
Hardness Rating33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
Tooth FormSTANDARD
MaterialSTEEL OVERALL
Face Nominal Width0.750 INCHES IN
Style DesignatorHUBLESS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5331-00-165-1956M83248/1-238 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5930-00-272-1361309-641-16 INTERCHANGEABLE
Switch,pressure
Cummins Power Generation Inc.
5120-00-293-0097292-6220 INTERCHANGEABLE
Drift,drill
Interstate Power Tools and Machining Inc
5340-00-663-29987276 INTERCHANGEABLE
Loop,strap Fastener
Universal Fabric-Wichita Trimming Supply Co Inc
5920-00-811-0284N0S110 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5950-00-896-3395580R319H01 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5935-01-155-24638724261 INTERCHANGEABLE
Connector,plug,electrical
U S Army Tank Automotive Command Amsta-Im-Mm
5905-01-315-09017276 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Mirion Technologies (canberra), Inc.
5930-01-344-71957276 INTERCHANGEABLE
Switch Subassembly
Appalachian Electronic Instruments Inc
5120-01-451-3250 INTERCHANGEABLE
Drift,drill
Cross-Reference Index
Part NumberManufacturer
7276 Del Mar Avionics, Llc (USA)
Related Parts
5331-00-165-1956INTERCHANGEABLE
O-RING
M83248/1-238
5930-00-272-1361INTERCHANGEABLE
SWITCH,PRESSURE
309-641-16
5120-00-293-0097INTERCHANGEABLE
DRIFT,DRILL
292-6220
5340-00-663-2998INTERCHANGEABLE
LOOP,STRAP FASTENER
7276
5920-00-811-0284INTERCHANGEABLE
FUSE,CARTRIDGE
N0S110
5950-00-896-3395INTERCHANGEABLE
TRANSFORMER,POWER
580R319H01
5935-01-155-2463INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
8724261
5905-01-315-0901INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
7276
5930-01-344-7195INTERCHANGEABLE
SWITCH SUBASSEMBLY
7276
5120-01-451-3250INTERCHANGEABLE
DRIFT,DRILL
5996-01-464-4836INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
7276

Frequently Asked Questions

What is NSN 3020-00-068-9047?

NSN 3020-00-068-9047 is a Gear,spur, manufactured by Del Mar Avionics, Llc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-068-9047?

NSN 3020-00-068-9047 has 1 cross-referenced part number: 7276 (Del Mar Avionics, Llc).

What NSN replaces 3020-00-068-9047?

There are 11 known substitutes for 3020-00-068-9047: 5331-00-165-1956, 5930-00-272-1361, 5120-00-293-0097 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7276?

Key specifications for 7276: Body Style: PLAIN, SOLID; Pitch Diameter: 2.2500 INCHES NOMINAL IN; Bore Nominal Diameter: 0.688 INCHES BOTH ENDS IN; Bore Style: PLAIN BOTH ENDS. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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