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NSN 3010-01-442-1945Government record, cited
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Coupling, Shaft, Flexible3010-01-442-1945

NSN 3010-01-442-1945 · NIIN 014421945 · Part number 812-080-019
Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 51729
Government record, cited
NSN 3010-01-442-1945 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-442-1945. Manufacturer of record part number: 812-080-019.
Also searched as  3010-01-442-1945 · 3010014421945 · NIIN 014421945 · 01-442-1945 · FSC 3010 Torque Converters and Speed Changers · CAGE 51729 · 812-080-019 · 70T10 1.874X1.999 1/2X1/4KW · 870-944-043-56 · 1070T10 1.874X1.999 1/2X1/4KW
Nearby stock numbers  ·
Features
  • Coupling,shaft,flexible — FSC 3010
  • Bore Length: 3.0000 INCHES NOMINAL BOTH ENDS IN
  • Design Type: GRID SPRING
  • Outside Diameter: 6.380 INCHES NOMINAL IN
  • Features Provided: KEYWAY AND TAPERED GRID SPRING
  • Bore Shape: STRAIGHT BOTH ENDS
  • Bore Diameter: 1.8740 INCHES NOMINAL SECOND END IN
  • Bore Diameter: 1.9990 INCHES NOMINAL FIRST END IN
Identification
  • NSN: 3010-01-442-1945
  • NIIN: 014421945
  • FSC: 3010 — Torque Converters and Speed Changers
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 812-080-019
  • Manufacturer: Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-442-1945, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-442-1945
Primary Part Number812-080-019
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — Torque Converters and Speed Changers
ManufacturerDresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots
StatusACTIVE
Bore Length3.0000 INCHES NOMINAL BOTH ENDS IN
Design TypeGRID SPRING
Outside Diameter6.380 INCHES NOMINAL IN
Features ProvidedKEYWAY AND TAPERED GRID SPRING
Bore ShapeSTRAIGHT BOTH ENDS
Bore Diameter1.8740 INCHES NOMINAL SECOND END IN
Bore Diameter1.9990 INCHES NOMINAL FIRST END 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
812-080-019 PRIMARY Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots (USA)
70T10 1.874X1.999 1/2X1/4KW Rexnord Industries Llc (USA)
870-944-043-56 Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots (USA)
1070T10 1.874X1.999 1/2X1/4KW Rexnord Industries Llc (USA)
No interchangeability data on file.
Other items in FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-001-0013
3010-00-001-0013 · Item name not on file
3010-00-001-0067
3010-00-001-0067 · Item name not on file
3010-00-001-0069
3010-00-001-0069 · Item name not on file
3010-00-001-0095
3010-00-001-0095 · Item name not on file
3010-00-001-1239
3010-00-001-1239 · Item name not on file
3010-00-001-1689
3010-00-001-1689 · Item name not on file
3010-00-001-2168
3010-00-001-2168 · Item name not on file
3010-00-001-2173
3010-00-001-2173 · Item name not on file

Frequently Asked Questions

What is NSN 3010-01-442-1945?

NSN 3010-01-442-1945 is a Coupling,shaft,flexible, manufactured by Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-01-442-1945?

NSN 3010-01-442-1945 has 4 manufacturer part numbers on file: 812-080-019 (Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots), 70T10 1.874X1.999 1/2X1/4KW (Rexnord Industries Llc), 870-944-043-56 (Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots), 1070T10 1.874X1.999 1/2X1/4KW (Rexnord Industries Llc).

What are the specifications of 812-080-019?

Key specifications for 812-080-019: Bore Length: 3.0000 INCHES NOMINAL BOTH ENDS IN; Design Type: GRID SPRING; Overall Length: 6.120 INCHES NOMINAL IN; Outside Diameter: 6.380 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3010-01-442-1945 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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