PartsTable TECHNICAL DATA SHEET
NSN 3020-01-422-5550Government record, cited

Gear, Internal3020-01-422-5550

NSN 3020-01-422-5550 · NIIN 014225550 · Part number 7-18-135
Akron Brass Company · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 00912
Government record, cited
NSN 3020-01-422-5550 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-422-5550. Manufacturer of record part number: 7-18-135.
Also searched as  3020-01-422-5550 · 3020014225550 · NIIN 014225550 · 01-422-5550 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 00912 · 7-18-135
Nearby stock numbers  ·
Features
  • Gear,internal — FSC 3020
  • Teeth Quantity: 48
  • Teeth Type: SPUR
  • Nominal Overall Length: 2.875 INCHES IN
  • Style Designator: PLAIN RING
  • Pitch Diameter: 1.3200 INCHES NOMINAL IN
  • Nominal Outside Diameter: 1.3750 INCHES IN
  • Material: STEEL COMP 1026 OVERALL
Identification
  • NSN: 3020-01-422-5550
  • NIIN: 014225550
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 7-18-135
  • Manufacturer: Akron Brass Company
General Description

The Gear,internal, cataloged under National Stock Number 3020-01-422-5550, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Akron Brass Company. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-422-5550
Primary Part Number7-18-135
Item NameGear,internal
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerAkron Brass Company
StatusACTIVE
Teeth Quantity48
Teeth TypeSPUR
Nominal Overall Length2.875 INCHES IN
Style DesignatorPLAIN RING
Pitch Diameter1.3200 INCHES NOMINAL IN
Nominal Outside Diameter1.3750 INCHES IN
MaterialSTEEL COMP 1026 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
7-18-135 Chubb Fire & Security Pty Ltd (AUS)
7-18-135 PRIMARY Akron Brass Company (USA)
No interchangeability data on file.
Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-422-5550?

NSN 3020-01-422-5550 is a Gear,internal, manufactured by Akron Brass Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-422-5550?

NSN 3020-01-422-5550 has 2 manufacturer part numbers on file: 7-18-135 (Chubb Fire & Security Pty Ltd), 7-18-135 (Akron Brass Company).

What are the specifications of 7-18-135?

Key specifications for 7-18-135: Teeth Quantity: 48; Teeth Type: SPUR; Nominal Overall Length: 2.875 INCHES IN; Style Designator: PLAIN RING. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-422-5550 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
PartsTable Design LLC · partstable.com