PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C233Clamp,hub

Designatronics Incorporated Div Sterling Instruments Div · NSN 3040-00-894-4739 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-894-4739 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-894-4739. Primary manufacturer part number: C233.
Features
  • Clamp,hub — FSC 3040
  • Bore Diameter: 0.2500 INCHES NOMINAL IN
  • Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW
  • Surface Treatment: PASSIVATE
  • Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE
  • Style Designator: ROUND SECTIONAL, TWO BOLT SECURED
  • Material: STEEL COMP 303
  • Thickness: 0.156 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 303 construction
General Description

The Clamp,hub, cataloged under National Stock Number 3040-00-894-4739, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Designatronics Incorporated Div Sterling Instruments Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-00-894-4739
Primary Part NumberC233
Item NameClamp,hub
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerDesignatronics Incorporated Div Sterling Instruments Div
StatusCANCELLED
Bore Diameter0.2500 INCHES NOMINAL IN
Furnished Items and Quantity1 SOCKET HEAD CAP SCREW
Surface TreatmentPASSIVATE
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE
Style DesignatorROUND SECTIONAL, TWO BOLT SECURED
MaterialSTEEL COMP 303
Thickness0.156 INCHES NOMINAL IN
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size0.086 INCHES IN
Clamp Securing Hole StyleUNTHREADED
Balance TypeDYNAMIC
Outside Diameter0.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5325-00-134-35307392993 INTERCHANGEABLE
Clinch Plate,snap Fastener
U S Army Tank Automotive Command Amsta-Im-Mm
5965-00-370-385554D13184 INTERCHANGEABLE
Loudspeaker,permanent Magnet
Warner Robins Air Logistics Center
2940-00-374-80304351305 INTERCHANGEABLE
Filter Element,fluid
Agco Corp Parts Opn
Cross-Reference Index
Part NumberManufacturer
C233 PRIMARY Designatronics Incorporated Div Sterling Instruments Div (USA)
Related Parts
5325-00-134-3530INTERCHANGEABLE
CLINCH PLATE,SNAP FASTENER
7392993
5965-00-370-3855INTERCHANGEABLE
LOUDSPEAKER,PERMANENT MAGNET
54D13184
2940-00-374-8030INTERCHANGEABLE
FILTER ELEMENT,FLUID
4351305

Frequently Asked Questions

What is NSN 3040-00-894-4739?

NSN 3040-00-894-4739 is a Clamp,hub, manufactured by Designatronics Incorporated Div Sterling Instruments Div, classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-00-894-4739?

NSN 3040-00-894-4739 has 1 cross-referenced part number: C233 (Designatronics Incorporated Div Sterling Instruments Div).

What NSN replaces 3040-00-894-4739?

There are 3 known substitutes for 3040-00-894-4739: 5325-00-134-3530, 5965-00-370-3855, 2940-00-374-8030. Verify interchangeability with system specifications before substitution.

What are the specifications of C233?

Key specifications for C233: Bore Diameter: 0.2500 INCHES NOMINAL IN; Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW; Surface Treatment: PASSIVATE; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-00-894-4739 still in active supply?

NSN 3040-00-894-4739 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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