PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15406Clamp,hub

H-K Connecticut Holding Company · NSN 3040-01-029-7809 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-029-7809 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-029-7809. Primary manufacturer part number: 15406.
Features
  • Clamp,hub — FSC 3040
  • Clamp Securing Hole Style: THREADED
  • Material: STEEL COMP 303
  • Style Designator: ROUND, SINGLE BOLT SECURED
  • 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
  • Thickness: 0.312 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Bore Diameter: 0.2500 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 303 construction
General Description

The Clamp,hub, cataloged under National Stock Number 3040-01-029-7809, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is H-K Connecticut Holding Company. Government technical data includes 9 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-029-7809
Primary Part Number15406
Item NameClamp,hub
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerH-K Connecticut Holding Company
StatusACTIVE
Clamp Securing Hole StyleTHREADED
MaterialSTEEL COMP 303
Style DesignatorROUND, SINGLE BOLT SECURED
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
Thickness0.312 INCHES NOMINAL IN
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Bore Diameter0.2500 INCHES NOMINAL IN
Outside Diameter0.687 INCHES NOMINAL IN
Nominal Thread Size0.112 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-285-838113696A INTERCHANGEABLE
Seal,plain Encased
Brinkley Technology Group Llc Dba Hercules Manufacturing
4720-00-541-14891540-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
3120-01-193-999515406 INTERCHANGEABLE
Bearing,sleeve
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
3030-01-252-465257 69143T INTERCHANGEABLE
Belt,v
Brunswick Corp Dba Mercury Marine Div Mercury Marine
3040-01-398-21521-5406 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Mobile Cylinders Inc
5340-01-588-964315406 INTERCHANGEABLE
Handle,bow
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
15406 PRIMARY H-K Connecticut Holding Company (USA)
03510063-003 Getronics Government Solutions Llc (USA)
03510063-003 Bull Hn Information Systems Inc (USA)
Related Parts
5330-00-285-8381INTERCHANGEABLE
SEAL,PLAIN ENCASED
13696A
4720-00-541-1489INTERCHANGEABLE
HOSE,NONMETALLIC
1540-6
3120-01-193-9995INTERCHANGEABLE
BEARING,SLEEVE
15406
3030-01-252-4652INTERCHANGEABLE
BELT,V
57 69143T
3040-01-398-2152INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1-5406
5340-01-588-9643INTERCHANGEABLE
HANDLE,BOW
15406

Frequently Asked Questions

What is NSN 3040-01-029-7809?

NSN 3040-01-029-7809 is a Clamp,hub, manufactured by H-K Connecticut Holding Company, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-029-7809?

NSN 3040-01-029-7809 has 3 cross-referenced part numbers: 15406 (H-K Connecticut Holding Company), 03510063-003 (Getronics Government Solutions Llc), 03510063-003 (Bull Hn Information Systems Inc).

What NSN replaces 3040-01-029-7809?

There are 6 known substitutes for 3040-01-029-7809: 5330-00-285-8381, 4720-00-541-1489, 3120-01-193-9995 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15406?

Key specifications for 15406: Clamp Securing Hole Style: THREADED; Material: STEEL COMP 303; Style Designator: ROUND, SINGLE BOLT SECURED; 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. 9 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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