PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S617DSocket,wire Rope

Lucas Western Inc · NSN 4030-00-249-2973 · FSC 4030 · No Item Name Available
Verified by PartsTable
NSN 4030-00-249-2973 — this item is cataloged by the U.S. Government under National Stock Number 4030-00-249-2973. Primary manufacturer part number: S617D.
Features
  • Socket,wire Rope — FSC 4030
  • Accommodated Material Diameter: 0.500 INCHES NOMINAL IN
  • Features Provided: WEDGE
  • Style Designator: OPEN WEDGE
  • Nondefinitive Spec/std Data: C TYPE AND 2 FINISH
  • Bolt Hole Diameter: 1.062 INCHES NOMINAL IN
  • Material: STEEL
  • Opening Width: 0.625 INCHES NOMINAL IN
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Steel construction
General Description

The Socket,wire Rope, cataloged under National Stock Number 4030-00-249-2973, is classified within Federal Supply Class 4030 (No Item Name Available) of the Rope, Cable, Chain, and Fittings group. The primary manufacturer of record is Lucas Western Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4030-00-249-2973
Primary Part NumberS617D
Item NameSocket,wire Rope
FSC / FSG4030 / 40 — No Item Name Available
ManufacturerLucas Western Inc
StatusCANCELLED
Accommodated Material Diameter0.500 INCHES NOMINAL IN
Features ProvidedWEDGE
Style DesignatorOPEN WEDGE
Nondefinitive Spec/std DataC TYPE AND 2 FINISH
Bolt Hole Diameter1.062 INCHES NOMINAL IN
MaterialSTEEL
Opening Width0.625 INCHES NOMINAL IN
Surface TreatmentZINC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5935-00-146-0036818-5 INTERCHANGEABLE
Retainer Electrical
Bi Technologies Corporation Div Bi Technologies Corp.
4030-00-374-0256 INTERCHANGEABLE
Socket,wire Rope
5930-00-389-92573160400-1 INTERCHANGEABLE
Switch,pressure
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5305-00-448-14108185 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
3010-00-580-48718-185 INTERCHANGEABLE
Universal Joint,nonvehicular
Apex Tool Group, Llc
6625-00-966-1933 INTERCHANGEABLE
Ammeter
5120-01-349-1394 INTERCHANGEABLE
Wrench,box
5305-01-494-0294 INTERCHANGEABLE
Screw,machine
6145-01-590-26638185 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
6515-01-652-7979 INTERCHANGEABLE
Guide Wire,pressure
Cross-Reference Index
Part NumberManufacturer
S617D Lucas Western Inc (USA)
RRS550C,2,1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
D294 Koehring Co Lorain Div (USA)
RRS550 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
8185 Osgood Co the (USA)
Related Parts
5935-00-146-0036INTERCHANGEABLE
RETAINER ELECTRICAL
818-5
4030-00-374-0256INTERCHANGEABLE
SOCKET,WIRE ROPE
5930-00-389-9257INTERCHANGEABLE
SWITCH,PRESSURE
3160400-1
5305-00-448-1410INTERCHANGEABLE
SCREW,MACHINE
8185
3010-00-580-4871INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
8-185
6625-00-966-1933INTERCHANGEABLE
AMMETER
5120-01-349-1394INTERCHANGEABLE
WRENCH,BOX
5305-01-494-0294INTERCHANGEABLE
SCREW,MACHINE
6145-01-590-2663INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8185
6515-01-652-7979INTERCHANGEABLE
GUIDE WIRE,PRESSURE

Frequently Asked Questions

What is NSN 4030-00-249-2973?

NSN 4030-00-249-2973 is a Socket,wire Rope, manufactured by Lucas Western Inc, classified under FSC 4030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4030-00-249-2973?

NSN 4030-00-249-2973 has 5 cross-referenced part numbers: S617D (Lucas Western Inc), RRS550C,2,1 (Federal Specifications Promulgated by General Services Administration Washington DC), D294 (Koehring Co Lorain Div), RRS550 (Federal Specifications Promulgated by General Services Administration Washington DC), 8185 (Osgood Co the).

What NSN replaces 4030-00-249-2973?

There are 10 known substitutes for 4030-00-249-2973: 5935-00-146-0036, 4030-00-374-0256, 5930-00-389-9257 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S617D?

Key specifications for S617D: Accommodated Material Diameter: 0.500 INCHES NOMINAL IN; Features Provided: WEDGE; Special Features: BOLT AND COTTER PIN FURNISHED; Style Designator: OPEN WEDGE. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4030-00-249-2973 still in active supply?

NSN 4030-00-249-2973 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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