PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2390003Coupling,shaft,rigid

Concentric Rockford Inc · NSN 3010-00-758-9645 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-00-758-9645 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-758-9645. Primary manufacturer part number: 2390003.
Features
  • Coupling,shaft,rigid — FSC 3010
  • Body Material: STEEL
  • 7 verified cross-references
  • Primary manufacturer: Concentric Rockford Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,rigid, cataloged under National Stock Number 3010-00-758-9645, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Concentric Rockford Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3010-00-758-9645
Primary Part Number2390003
Item NameCoupling,shaft,rigid
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerConcentric Rockford Inc
StatusCANCELLED
Body MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5945-00-060-1342 INTERCHANGEABLE
Relay,electromagnetic
3110-00-141-997750655 INTERCHANGEABLE
Cup,tapered Roller Bearing
Trw Inc Trw Commercial Steering Div
5360-00-236-865150665 INTERCHANGEABLE
Spring,helical,compression
Hamilton Sundstrand Corporation Dba Collins Aerospace
3040-00-356-3385SC-C-69705 INTERCHANGEABLE
Shaft,shouldered
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5815-00-356-3387SC-B-70202 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3460-00-603-9143K-425-WS AND 47-BD INTERCHANGEABLE
Wheel,abrasive
Sioux Tools Inc
5910-00-666-5781100A178 INTERCHANGEABLE
Retainer,capacitor
Entron Industries Limited Partnership Dba Entron Industries Property Div
1650-00-730-354550665 INTERCHANGEABLE
Cover,selector,valve
Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana
5999-01-127-5793 INTERCHANGEABLE
Delay Line
2930-01-297-0334 INTERCHANGEABLE
Pump,cooling System,engine
Cross-Reference Index
Part NumberManufacturer
50665 Weaver Frank M and Co Inc (USA)
2390003 PRIMARY Concentric Rockford Inc (USA)
50655 Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel (USA)
3GC483 Concentric Rockford Inc (USA)
4907130-1 Kalmar AC Inc (USA)
GC483 Concentric Rockford Inc (USA)
GC0483 PRIMARY Concentric Rockford Inc (USA)
Related Parts
5945-00-060-1342INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3110-00-141-9977INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
50655
5360-00-236-8651INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
50665
3040-00-356-3385INTERCHANGEABLE
SHAFT,SHOULDERED
SC-C-69705
5815-00-356-3387INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SC-B-70202
3460-00-603-9143INTERCHANGEABLE
WHEEL,ABRASIVE
K-425-WS AND 47-BD
5910-00-666-5781INTERCHANGEABLE
RETAINER,CAPACITOR
100A178
1650-00-730-3545INTERCHANGEABLE
COVER,SELECTOR,VALVE
50665
5999-01-127-5793INTERCHANGEABLE
DELAY LINE
2930-01-297-0334INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
1005-01-425-3969INTERCHANGEABLE
SHOTGUN,12 GAGE
MOSSBERG590-TYPE50665
3694-01-426-6766INTERCHANGEABLE
BLOWER,STATIC ELIMINATING
A60429

Frequently Asked Questions

What is NSN 3010-00-758-9645?

NSN 3010-00-758-9645 is a Coupling,shaft,rigid, manufactured by Concentric Rockford Inc, classified under FSC 3010 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3010-00-758-9645?

NSN 3010-00-758-9645 has 7 cross-referenced part numbers: 50665 (Weaver Frank M and Co Inc), 2390003 (Concentric Rockford Inc), 50655 (Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel), 3GC483 (Concentric Rockford Inc), 4907130-1 (Kalmar AC Inc) and 2 more.

What NSN replaces 3010-00-758-9645?

There are 12 known substitutes for 3010-00-758-9645: 5945-00-060-1342, 3110-00-141-9977, 5360-00-236-8651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2390003?

Key specifications for 2390003: Body Material: STEEL. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3010-00-758-9645 still in active supply?

NSN 3010-00-758-9645 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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