PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CG61Clamp,hub

Secs Inc · NSN 3040-00-880-5144 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-880-5144 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-880-5144. Primary manufacturer part number: CG61.
Features
  • Clamp,hub — FSC 3040
  • Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1018 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1018 ASSN STD SINGLE MATERIAL RESPONSE
  • Style Designator: RECTANGULAR, SINGLE BOLT SECURED
  • Surface Treatment: CADMIUM
  • Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW
  • Material: STEEL COMP 1018
  • Distance From Bore Centerline to End: 0.312 INCHES NOMINAL IN
  • Outside Diameter: 0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1018 construction
General Description

The Clamp,hub, cataloged under National Stock Number 3040-00-880-5144, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Secs Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-880-5144
Primary Part NumberCG61
Item NameClamp,hub
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerSecs Inc
StatusACTIVE
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1018 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1018 ASSN STD SINGLE MATERIAL RESPONSE
Style DesignatorRECTANGULAR, SINGLE BOLT SECURED
Surface TreatmentCADMIUM
Furnished Items and Quantity1 SOCKET HEAD CAP SCREW
MaterialSTEEL COMP 1018
Distance From Bore Centerline to End0.312 INCHES NOMINAL IN
Outside Diameter0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
Clamp Securing Hole StyleTHREADED
Thickness0.250 INCHES NOMINAL IN
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Bore Diameter0.1890 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES IN
Balance TypeDYNAMIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-012-4899 INTERCHANGEABLE
Transformer Pulse
3830-00-160-7571 INTERCHANGEABLE
Cable Drum
2520-00-352-6245 INTERCHANGEABLE
Cone Assembly,clutc
5999-00-549-5898C83.0 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc.
5950-00-581-8622C83 INTERCHANGEABLE
Transformer,pulse
Oeco, Llc
Cross-Reference Index
Part NumberManufacturer
CG3-8 W. M. Berg, Inc. (USA)
C83 Designatronics Incorporated Div Sterling Instruments Div (USA)
CG61 PRIMARY Secs Inc (USA)
Related Parts
5950-00-012-4899INTERCHANGEABLE
TRANSFORMER PULSE
3830-00-160-7571INTERCHANGEABLE
CABLE DRUM
2520-00-352-6245INTERCHANGEABLE
CONE ASSEMBLY,CLUTC
5999-00-549-5898INTERCHANGEABLE
HEATER,THERMAL RELEASE
C83.0
5950-00-581-8622INTERCHANGEABLE
TRANSFORMER,PULSE
C83

Frequently Asked Questions

What is NSN 3040-00-880-5144?

NSN 3040-00-880-5144 is a Clamp,hub, manufactured by Secs Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-880-5144?

NSN 3040-00-880-5144 has 3 cross-referenced part numbers: CG3-8 (W. M. Berg, Inc.), C83 (Designatronics Incorporated Div Sterling Instruments Div), CG61 (Secs Inc).

What NSN replaces 3040-00-880-5144?

There are 5 known substitutes for 3040-00-880-5144: 5950-00-012-4899, 3830-00-160-7571, 2520-00-352-6245 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CG61?

Key specifications for CG61: Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1018 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1018 ASSN STD SINGLE MATERIAL RESPONSE; Style Designator: RECTANGULAR, SINGLE BOLT SECURED; Surface Treatment: CADMIUM; Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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