PartsTable TECHNICAL DATA SHEET
NSN 3020-01-474-4299Government record, cited

Tube, Stop3020-01-474-4299

NSN 3020-01-474-4299 · NIIN 014744299 · Part number 7378903
Naval Sea Systems Command · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3020-01-474-4299 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-474-4299. Manufacturer of record part number: 7378903.
Also searched as  3020-01-474-4299 · 3020014744299 · NIIN 014744299 · 01-474-4299 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 53711 · 7378903 · 7378891 PIN 12
Nearby stock numbers  ·
Features
  • Tube,stop — FSC 3020
  • General Characteristics Item Description: ITEM IS 0.312 IN. IN DIA. IN
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Naval Sea Systems Command
Identification
  • NSN: 3020-01-474-4299
  • NIIN: 014744299
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 7378903
  • Manufacturer: Naval Sea Systems Command
General Description

The Tube,stop, cataloged under National Stock Number 3020-01-474-4299, 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 Naval Sea Systems Command. Government technical data includes 1 specification, 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
NSN3020-01-474-4299
Primary Part Number7378903
Item NameTube,stop
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerNaval Sea Systems Command
StatusACTIVE
General Characteristics Item DescriptionITEM IS 0.312 IN. IN DIA. IN
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
7378903 PRIMARY Naval Sea Systems Command (USA)
7378891 PIN 12 Naval Sea Systems Command (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 3020-01-474-4299?

NSN 3020-01-474-4299 is a Tube,stop, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-474-4299?

NSN 3020-01-474-4299 has 2 manufacturer part numbers on file: 7378903 (Naval Sea Systems Command), 7378891 PIN 12 (Naval Sea Systems Command).

What are the specifications of 7378903?

Key specifications for 7378903: General Characteristics Item Description: ITEM IS 0.312 IN. IN DIA. IN; Special Features: USED ON CRANE ASSEMBLY; End Item Identification: USNS STALWART CLASS TAGOS. 1 specification is documented in the U.S. Government catalog.

Is NSN 3020-01-474-4299 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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