PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

61-94-8183Shackle

Naval Sea Systems Command · NSN 4030-00-149-5574 · FSC 4030 · No Item Name Available
Verified by PartsTable
NSN 4030-00-149-5574 — this item is cataloged by the U.S. Government under National Stock Number 4030-00-149-5574. Primary manufacturer part number: 61-94-8183.
Features
  • Shackle — FSC 4030
  • Safe Operating Load Rating: 4420.000 POUNDS MAXIMUM LBS
  • Closure Head Style: SHOULDER EYE
  • Material Diameter: 0.625 INCHES NOMINAL IN
  • Style Designator: ANCHOR
  • Surface Treatment: ZINC
  • Inside Length: 2.406 INCHES NOMINAL IN
  • Nondefinitive Spec/std Data: 4A TYPE AND 2 CLASS A
Applications
  • Applications requiring Steel construction
General Description

The Shackle, cataloged under National Stock Number 4030-00-149-5574, 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 Naval Sea Systems Command. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4030-00-149-5574
Primary Part Number61-94-8183
Item NameShackle
FSC / FSG4030 / 40 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Safe Operating Load Rating4420.000 POUNDS MAXIMUM LBS
Closure Head StyleSHOULDER EYE
Material Diameter0.625 INCHES NOMINAL IN
Style DesignatorANCHOR
Surface TreatmentZINC
Inside Length2.406 INCHES NOMINAL IN
Nondefinitive Spec/std Data4A TYPE AND 2 CLASS A
MaterialSTEEL
Opening Width1.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4030-00-160-1262 INTERCHANGEABLE
Shackle
4030-00-185-0482 INTERCHANGEABLE
Shackle
5975-00-263-0858SCDL145202 INTERCHANGEABLE
Junction Box
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4030-00-286-3518 INTERCHANGEABLE
Shackle
3120-01-013-0236 INTERCHANGEABLE
Bearing,sleeve
6220-01-209-9972H102 INTERCHANGEABLE
Mounting Adapter
Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company
4030-01-230-328061-94-8183 INTERCHANGEABLE
Shackle
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
61-94-8183 Naval Sea Systems Command (USA)
8485436 Us Army Aviation and Missile Command (USA)
AN116-10 Aeronautical Standards Group Dept of Navy and Air Force (USA)
RRC271TYPE4CLASS1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
RR-C-271 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
RR-C-271TYPE4ACLASS2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
145-4510942-54 Rohr, Inc. Dba Rohr Industries Inc Div Rohr Inc., a Part of Collins Aerospace (USA)
C295495-4 Raytheon Company Dba Raytheon Co (USA)
595-6641123-ECHG-3 Naval Sea Systems Command (USA)
H102 Anvil Industries Inc Cleveland City Forge (USA)
1217-137-6 Electronics of Clearfield Inc (USA)
Related Parts
4030-00-160-1262INTERCHANGEABLE
SHACKLE
4030-00-185-0482INTERCHANGEABLE
SHACKLE
5975-00-263-0858INTERCHANGEABLE
JUNCTION BOX
SCDL145202
4030-00-286-3518INTERCHANGEABLE
SHACKLE
3120-01-013-0236INTERCHANGEABLE
BEARING,SLEEVE
6220-01-209-9972INTERCHANGEABLE
MOUNTING ADAPTER
H102
4030-01-230-3280INTERCHANGEABLE
SHACKLE
61-94-8183

Frequently Asked Questions

What is NSN 4030-00-149-5574?

NSN 4030-00-149-5574 is a Shackle, manufactured by Naval Sea Systems Command, classified under FSC 4030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4030-00-149-5574?

NSN 4030-00-149-5574 has 11 cross-referenced part numbers: 61-94-8183 (Naval Sea Systems Command), 8485436 (Us Army Aviation and Missile Command), AN116-10 (Aeronautical Standards Group Dept of Navy and Air Force), RRC271TYPE4CLASS1 (Federal Specifications Promulgated by General Services Administration Washington DC), RR-C-271 (Federal Specifications Promulgated by General Services Administration Washington DC) and 6 more.

What NSN replaces 4030-00-149-5574?

There are 7 known substitutes for 4030-00-149-5574: 4030-00-160-1262, 4030-00-185-0482, 5975-00-263-0858 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 61-94-8183?

Key specifications for 61-94-8183: Special Features: 0.750 IN. DIAMETER CLOSURE PIN IN; Safe Operating Load Rating: 4420.000 POUNDS MAXIMUM LBS; Closure Head Style: SHOULDER EYE; Material Diameter: 0.625 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4030-00-149-5574 still in active supply?

NSN 4030-00-149-5574 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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