PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18128Coupler,drawbar,ring

Dico Inc Sub of Dyneer Corp · NSN 2540-01-306-8333 · FSC 2540 · No Item Name Available
Verified by PartsTable
NSN 2540-01-306-8333 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-306-8333. Primary manufacturer part number: 18128.
Features
  • Coupler,drawbar,ring — FSC 2540
  • Mounting Hole Quantity: 4
  • Shank End Thread Provision: UNTHREADED
  • Painted Feature: NOT INCLUDED
  • Shank End Keyway: NOT PROVIDED
  • Style Designator: FLANGE FACE W/POSITIONING PROTRUSION
  • Ring Inside Diameter: 3.000 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,drawbar,ring, cataloged under National Stock Number 2540-01-306-8333, is classified within Federal Supply Class 2540 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Dico Inc Sub of Dyneer Corp. Government technical data includes 6 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN2540-01-306-8333
Primary Part Number18128
Item NameCoupler,drawbar,ring
FSC / FSG2540 / 25 — No Item Name Available
ManufacturerDico Inc Sub of Dyneer Corp
StatusACTIVE
Mounting Hole Quantity4
Shank End Thread ProvisionUNTHREADED
Painted FeatureNOT INCLUDED
Shank End KeywayNOT PROVIDED
Style DesignatorFLANGE FACE W/POSITIONING PROTRUSION
Ring Inside Diameter3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
4820-00-331-9905005-102.0045 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5315-01-227-629418128 INTERCHANGEABLE
Pin,shoulder,headless
Dana Commercial Vehicle Products, Llc
6505-01-585-9155NDC00281-0205-36 INTERCHANGEABLE
Lubricant,surgical
Hr Pharmaceuticals Inc. Dba Hr Healthcare
5998-01-681-035218128 INTERCHANGEABLE
Printed Circuit Board
Advanced Technical Group, Inc
Cross-Reference Index
Part NumberManufacturer
18128 Dico Inc Sub of Dyneer Corp (USA)
Related Parts
4820-00-331-9905INTERCHANGEABLE
DISK,VALVE
005-102.0045
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
5315-01-227-6294INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
18128
6505-01-585-9155INTERCHANGEABLE
LUBRICANT,SURGICAL
NDC00281-0205-36
5998-01-681-0352INTERCHANGEABLE
PRINTED CIRCUIT BOARD
18128

Frequently Asked Questions

What is NSN 2540-01-306-8333?

NSN 2540-01-306-8333 is a Coupler,drawbar,ring, manufactured by Dico Inc Sub of Dyneer Corp, classified under FSC 2540 (No Item Name Available). Status: active.

What are the part numbers for NSN 2540-01-306-8333?

NSN 2540-01-306-8333 has 1 cross-referenced part number: 18128 (Dico Inc Sub of Dyneer Corp).

What NSN replaces 2540-01-306-8333?

There are 5 known substitutes for 2540-01-306-8333: 4820-00-331-9905, 3110-00-554-3232, 5315-01-227-6294 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18128?

Key specifications for 18128: Mounting Hole Quantity: 4; Shank End Thread Provision: UNTHREADED; Painted Feature: NOT INCLUDED; Shank End Keyway: NOT PROVIDED. 6 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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