PartsTable TECHNICAL DATA SHEET
NSN 3020-00-959-5945Government record, cited

Gear, Antibacklash, Spur3020-00-959-5945

NSN 3020-00-959-5945 · NIIN 009595945 · Part number B50387
Orbit International Corp. Div Orbit Instrument · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 11263
Government record, cited
NSN 3020-00-959-5945 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-959-5945. Manufacturer of record part number: B50387.
Also searched as  3020-00-959-5945 · 3020009595945 · NIIN 009595945 · 00-959-5945 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 11263 · B50387
Nearby stock numbers  ·
Features
  • Gear,antibacklash,spur — FSC 3020
  • 1 manufacturer part number on file
  • Manufacturer of record: Orbit International Corp. Div Orbit Instrument
Identification
  • NSN: 3020-00-959-5945
  • NIIN: 009595945
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: B50387
  • Manufacturer: Orbit International Corp. Div Orbit Instrument
General Description

The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-959-5945, 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 Orbit International Corp. Div Orbit Instrument. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameGear,antibacklash,spur
FSC / FSG3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
ManufacturersOrbit International Corp. Div Orbit Instrument (CAGE 11263)
Technical Specifications
ParameterValue
NSN3020-00-959-5945
Primary Part NumberB50387
Item NameGear,antibacklash,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerOrbit International Corp. Div Orbit Instrument
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
B50387 PRIMARY Orbit International Corp. Div Orbit Instrument (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 3020-00-959-5945?

NSN 3020-00-959-5945 is a Gear,antibacklash,spur, manufactured by Orbit International Corp. Div Orbit Instrument, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-00-959-5945?

NSN 3020-00-959-5945 has 1 manufacturer part number on file: B50387 (Orbit International Corp. Div Orbit Instrument).

Is NSN 3020-00-959-5945 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.
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