PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40218Gear,spur

Honeywell International Inc. Div Aerospace - Torrance · NSN 3020-00-621-8137 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-621-8137 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-621-8137. Primary manufacturer part number: 40218.
Features
  • Gear,spur — FSC 3020
  • Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Teeth Quantity: 73
  • Pressure Angle: 20.0000 DEGREES
  • Material: STEEL COMP 4130 OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 4130 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-621-8137, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN3020-00-621-8137
Primary Part Number40218
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Teeth Quantity73
Pressure Angle20.0000 DEGREES
MaterialSTEEL COMP 4130 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5999-00-030-199640-218 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
5120-00-189-7932 INTERCHANGEABLE
Socket,socket Wrench
9340-00-245-7107 INTERCHANGEABLE
Tubing,glass
5999-00-471-260504-0402-0218 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
3020-01-106-591340218 INTERCHANGEABLE
Gear Cluster
Acco-Babcock Inc Hoist and Crane Div
4820-01-199-656840273-001 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5962-01-225-674740218 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
6515-01-451-1351402-18 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6530-01-463-7034 INTERCHANGEABLE
Armboard Assembly
5310-01-556-664340218 INTERCHANGEABLE
Washer,flat
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
40218 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
40218 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
Related Parts
5999-00-030-1996INTERCHANGEABLE
CONTACT,ELECTRICAL
40-218
5120-00-189-7932INTERCHANGEABLE
SOCKET,SOCKET WRENCH
9340-00-245-7107INTERCHANGEABLE
TUBING,GLASS
5999-00-471-2605INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
04-0402-0218
3020-01-106-5913INTERCHANGEABLE
GEAR CLUSTER
40218
4820-01-199-6568INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40273-001
5962-01-225-6747INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40218
6515-01-451-1351INTERCHANGEABLE
SCREW,BONE
402-18
6530-01-463-7034INTERCHANGEABLE
ARMBOARD ASSEMBLY
5310-01-556-6643INTERCHANGEABLE
WASHER,FLAT
40218
5330-01-701-0822INTERCHANGEABLE
GASKET
40218

Frequently Asked Questions

What is NSN 3020-00-621-8137?

NSN 3020-00-621-8137 is a Gear,spur, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-621-8137?

NSN 3020-00-621-8137 has 2 cross-referenced part numbers: 40218 (Honeywell International Inc. Div Aerospace - Torrance), 40218 (Alliedsignal Inc Dba Allied-Signal Aerospace Co).

What NSN replaces 3020-00-621-8137?

There are 11 known substitutes for 3020-00-621-8137: 5999-00-030-1996, 5120-00-189-7932, 9340-00-245-7107 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40218?

Key specifications for 40218: Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Teeth Quantity: 73; Pressure Angle: 20.0000 DEGREES; Material: STEEL COMP 4130 OVERALL. 4 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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