PartsTable TECHNICAL DATA SHEET
NSN 3040-01-050-8249Government record, cited

Clamp, Hub3040-01-050-8249

NSN 3040-01-050-8249 · NIIN 010508249 · Part number 1800373-3
Northrop Grumman Systems Corporation · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 03956
Government record, cited
NSN 3040-01-050-8249 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-050-8249. Manufacturer of record part number: 1800373-3.
Also searched as  3040-01-050-8249 · 3040010508249 · NIIN 010508249 · 01-050-8249 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 03956 · 1800373-3
Nearby stock numbers  ·
Features
  • Clamp,hub — FSC 3040
  • Clamp Securing Hole Style: THREADED
  • Style Designator: ROUND, SINGLE BOLT SECURED
  • Outside Diameter: 0.875 INCHES NOMINAL IN
  • Nominal Thread Size: 0.138 INCHES IN
  • Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Surface Treatment: PASSIVATE
  • Bore Diameter: 0.3130 INCHES NOMINAL IN
Identification
  • NSN: 3040-01-050-8249
  • NIIN: 010508249
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 1800373-3
  • Manufacturer: Northrop Grumman Systems Corporation
General Description

The Clamp,hub, cataloged under National Stock Number 3040-01-050-8249, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 9 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
NSN3040-01-050-8249
Primary Part Number1800373-3
Item NameClamp,hub
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Clamp Securing Hole StyleTHREADED
Style DesignatorROUND, SINGLE BOLT SECURED
Outside Diameter0.875 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES IN
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Surface TreatmentPASSIVATE
Bore Diameter0.3130 INCHES NOMINAL IN
MaterialSTEEL
Thickness0.250 INCHES NOMINAL 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
1800373-3 PRIMARY Northrop Grumman Systems Corporation (USA)
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-050-8249?

NSN 3040-01-050-8249 is a Clamp,hub, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-050-8249?

NSN 3040-01-050-8249 has 1 manufacturer part number on file: 1800373-3 (Northrop Grumman Systems Corporation).

What are the specifications of 1800373-3?

Key specifications for 1800373-3: Clamp Securing Hole Style: THREADED; Style Designator: ROUND, SINGLE BOLT SECURED; Outside Diameter: 0.875 INCHES NOMINAL IN; Nominal Thread Size: 0.138 INCHES IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-050-8249 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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