PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1822Gear,spur

Lear Siegler Inc Sherwood Div · NSN 3020-00-272-5889 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-272-5889 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-272-5889. Primary manufacturer part number: 1822.
Features
  • Gear,spur — FSC 3020
  • Nominal Outside Diameter: 1.874 INCHES IN
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Pressure Angle: 20.0000 DEGREES
  • Tooth Form: STANDARD
  • Face Nominal Width: 2.4990 INCHES IN
  • Material Document and Classification: SAE 40 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Bore Nominal Diameter: 0.7510 INCHES BOTH ENDS IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Copper Alloy Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-272-5889, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lear Siegler Inc Sherwood Div. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-272-5889
Primary Part Number1822
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerLear Siegler Inc Sherwood Div
StatusACTIVE
Nominal Outside Diameter1.874 INCHES IN
Bore StyleW/ KEYWAY BOTH ENDS
Pressure Angle20.0000 DEGREES
Tooth FormSTANDARD
Face Nominal Width2.4990 INCHES IN
Material Document and ClassificationSAE 40 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Bore Nominal Diameter0.7510 INCHES BOTH ENDS IN
Style DesignatorHUBLESS
Pitch Diameter1.6250 INCHES NOMINAL IN
Teeth Quantity13
Keyway Nominal Width0.1880 INCHES BOTH ENDS IN
Nominal Distance From Bore Center to Keyway Bottom0.4625 INCHES BOTH ENDS IN
MaterialCOPPER ALLOY OVERALL
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-144-8958110BC02 INTERCHANGEABLE
Bearing,ball,annular
Anti-Friction Bearing Mfg Assn Inc the
4730-00-243-14842F1336 INTERCHANGEABLE
Fitting,lubrication
Caterpillar Inc Div Caterpillar Defense
9540-00-254-4154 INTERCHANGEABLE
Angle,structural
5905-00-258-6927 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6240-00-267-1167584607-1 INTERCHANGEABLE
Lamp,incandescent
Raytheon Company Dba Raytheon Co
6810-00-271-14051-2270 INTERCHANGEABLE
Lead Acetate,trihydrate
Avantor Performance Materials, Inc.
9540-00-288-1145 INTERCHANGEABLE
Angle,structural
5915-00-294-9295768683-1 INTERCHANGEABLE
Filter,radio Frequency Interfere
Raytheon Company Dba Raytheon
3020-00-517-4604 INTERCHANGEABLE
Gear,worm Wheel
4820-00-569-6504 INTERCHANGEABLE
Valve,gate
Cross-Reference Index
Part NumberManufacturer
1822 Lear Siegler Inc Sherwood Div (USA)
Related Parts
3110-00-144-8958INTERCHANGEABLE
BEARING,BALL,ANNULAR
110BC02
4730-00-243-1484INTERCHANGEABLE
FITTING,LUBRICATION
2F1336
9540-00-254-4154INTERCHANGEABLE
ANGLE,STRUCTURAL
5905-00-258-6927INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6240-00-267-1167INTERCHANGEABLE
LAMP,INCANDESCENT
584607-1
6810-00-271-1405INTERCHANGEABLE
LEAD ACETATE,TRIHYDRATE
1-2270
9540-00-288-1145INTERCHANGEABLE
ANGLE,STRUCTURAL
5915-00-294-9295INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
768683-1
3020-00-517-4604INTERCHANGEABLE
GEAR,WORM WHEEL
4820-00-569-6504INTERCHANGEABLE
VALVE,GATE
5910-00-666-7709INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
18-22
6625-00-906-1198INTERCHANGEABLE
PLUG-IN UNIT,ELECTRICAL-ELECTRON
1822

Frequently Asked Questions

What is NSN 3020-00-272-5889?

NSN 3020-00-272-5889 is a Gear,spur, manufactured by Lear Siegler Inc Sherwood Div, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-272-5889?

NSN 3020-00-272-5889 has 1 cross-referenced part number: 1822 (Lear Siegler Inc Sherwood Div).

What NSN replaces 3020-00-272-5889?

There are 12 known substitutes for 3020-00-272-5889: 3110-00-144-8958, 4730-00-243-1484, 9540-00-254-4154 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1822?

Key specifications for 1822: Nominal Outside Diameter: 1.874 INCHES IN; Bore Style: W/ KEYWAY BOTH ENDS; Pressure Angle: 20.0000 DEGREES; Tooth Form: STANDARD. 14 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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