PartsTable TECHNICAL DATA SHEET
NSN 3010-01-449-7841Government record, cited

Insert, Flexible Coupling3010-01-449-7841

NSN 3010-01-449-7841 · NIIN 014497841 · Part number 1A925
Grainger W W Inc Grainger Div · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 0WEJ3
Government record, cited
NSN 3010-01-449-7841 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-449-7841. Manufacturer of record part number: 1A925.
Also searched as  3010-01-449-7841 · 3010014497841 · NIIN 014497841 · 01-449-7841 · FSC 3010 Torque Converters and Speed Changers · CAGE 0WEJ3 · 1A925
Nearby stock numbers  ·
Features
  • Insert,flexible Coupling — FSC 3010
  • Overall Thickness: 0.440 INCHES NOMINAL IN
  • Style Designator: SPIDER
  • Overall Outside Diameter: 2.120 INCHES NOMINAL IN
  • Lug Quantity: 6
  • Material: RUBBER
  • 1 manufacturer part number on file
  • Manufacturer of record: Grainger W W Inc Grainger Div
Identification
  • NSN: 3010-01-449-7841
  • NIIN: 014497841
  • FSC: 3010 — Torque Converters and Speed Changers
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 1A925
  • Manufacturer: Grainger W W Inc Grainger Div
General Description

The Insert,flexible Coupling, cataloged under National Stock Number 3010-01-449-7841, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Grainger W W Inc Grainger Div. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-449-7841
Primary Part Number1A925
Item NameInsert,flexible Coupling
FSC / FSG3010 / 30 — Torque Converters and Speed Changers
ManufacturerGrainger W W Inc Grainger Div
StatusACTIVE
Overall Thickness0.440 INCHES NOMINAL IN
Style DesignatorSPIDER
Overall Outside Diameter2.120 INCHES NOMINAL IN
Lug Quantity6
MaterialRUBBER
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
1A925 PRIMARY Grainger W W Inc Grainger Div (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 3010-01-449-7841?

NSN 3010-01-449-7841 is a Insert,flexible Coupling, manufactured by Grainger W W Inc Grainger Div, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-01-449-7841?

NSN 3010-01-449-7841 has 1 manufacturer part number on file: 1A925 (Grainger W W Inc Grainger Div).

What are the specifications of 1A925?

Key specifications for 1A925: Overall Thickness: 0.440 INCHES NOMINAL IN; Style Designator: SPIDER; Overall Outside Diameter: 2.120 INCHES NOMINAL IN; Lug Quantity: 6. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3010-01-449-7841 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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