PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15128Clamp,hub

H-K Connecticut Holding Company · NSN 3040-01-027-1365 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-027-1365 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-027-1365. Primary manufacturer part number: 15128.
Features
  • Clamp,hub — FSC 3040
  • Plain Hole Diameter: 0.2660 INCHES NOMINAL IN
  • Style Designator: ROUND SECTIONAL, TWO BOLT SECURED
  • Material Document and Classification: QQ-S-634, COMP 1020-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 1020
  • Thickness: 0.500 INCHES NOMINAL IN
  • Clamp Securing Hole Style: THREADED
  • Screw Thread Series Designator: UNF
Applications
  • Applications requiring Steel Comp 1020 construction
General Description

The Clamp,hub, cataloged under National Stock Number 3040-01-027-1365, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-027-1365
Primary Part Number15128
Item NameClamp,hub
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerH-K Connecticut Holding Company
StatusACTIVE
Plain Hole Diameter0.2660 INCHES NOMINAL IN
Style DesignatorROUND SECTIONAL, TWO BOLT SECURED
Material Document and ClassificationQQ-S-634, COMP 1020-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 1020
Thickness0.500 INCHES NOMINAL IN
Clamp Securing Hole StyleTHREADED
Screw Thread Series DesignatorUNF
Bore Diameter0.9375 INCHES NOMINAL IN
Nominal Thread Size0.250 INCHES IN
Outside Diameter1.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-236-4100 INTERCHANGEABLE
Drill,twist
5910-00-669-216515128 INTERCHANGEABLE
Capacitor,variable,gas Dielectri
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
5910-00-801-56460150-0036 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Keysight Technologies Inc
5136-00-889-6619 INTERCHANGEABLE
Tap,thread Cutting
5950-00-927-2982 INTERCHANGEABLE
Reactor
3040-01-027-13579235749-11 INTERCHANGEABLE
Clamp,hub
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
3040-01-027-135915116 INTERCHANGEABLE
Clamp,hub
H-K Connecticut Holding Company
3040-01-027-136015118 INTERCHANGEABLE
Clamp,hub
H-K Connecticut Holding Company
3040-01-027-13639235749-13 INTERCHANGEABLE
Clamp,hub
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
3040-01-027-136615130 INTERCHANGEABLE
Clamp,hub
H-K Connecticut Holding Company
Cross-Reference Index
Part NumberManufacturer
9235749 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
9235749-14 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
15128 PRIMARY H-K Connecticut Holding Company (USA)
Related Parts
5133-00-236-4100INTERCHANGEABLE
DRILL,TWIST
5910-00-669-2165INTERCHANGEABLE
CAPACITOR,VARIABLE,GAS DIELECTRI
15128
5910-00-801-5646INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
0150-0036
5136-00-889-6619INTERCHANGEABLE
TAP,THREAD CUTTING
5950-00-927-2982INTERCHANGEABLE
REACTOR
3040-01-027-1357INTERCHANGEABLE
CLAMP,HUB
9235749-11
3040-01-027-1359INTERCHANGEABLE
CLAMP,HUB
15116
3040-01-027-1360INTERCHANGEABLE
CLAMP,HUB
15118
3040-01-027-1363INTERCHANGEABLE
CLAMP,HUB
9235749-13
3040-01-027-1366INTERCHANGEABLE
CLAMP,HUB
15130
4820-01-101-3699INTERCHANGEABLE
VALVE ASSEMBLY,CHECK
5365-01-174-8184INTERCHANGEABLE
SHIM SET
5740228

Frequently Asked Questions

What is NSN 3040-01-027-1365?

NSN 3040-01-027-1365 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 3040-01-027-1365?

NSN 3040-01-027-1365 has 3 cross-referenced part numbers: 9235749 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), 9235749-14 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), 15128 (H-K Connecticut Holding Company).

What NSN replaces 3040-01-027-1365?

There are 12 known substitutes for 3040-01-027-1365: 5133-00-236-4100, 5910-00-669-2165, 5910-00-801-5646 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15128?

Key specifications for 15128: Plain Hole Diameter: 0.2660 INCHES NOMINAL IN; Style Designator: ROUND SECTIONAL, TWO BOLT SECURED; Material Document and Classification: QQ-S-634, COMP 1020-CANCELED FED SPEC SINGLE MATERIAL RESPONSE; Material: STEEL COMP 1020. 10 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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