PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

K1-7503-999389ALT1PCA2W3A4Hook,hoist

Naval Ship Systems Command · NSN 4030-00-523-2680 · FSC 4030 · No Item Name Available
Verified by PartsTable
NSN 4030-00-523-2680 — this item is cataloged by the U.S. Government under National Stock Number 4030-00-523-2680. Primary manufacturer part number: K1-7503-999389ALT1PCA2W3A4.
Features
  • Hook,hoist — FSC 4030
  • Connection to Body Relationship: PERPENDICULAR
  • Connection Style: CLEVIS WITH COTTER TYPE CLOSURE
  • Features Provided: INWARD SAFETY THROAT CLOSURE
  • Connection Inside Width: 1.375 INCHES NOMINAL IN
  • Style Designator: REGULAR
  • Material: STEEL AND COPPER ALLOY
  • Connection Inside Length: 2.813 INCHES NOMINAL IN
Applications
  • Applications requiring Steel and Copper Alloy construction
General Description

The Hook,hoist, cataloged under National Stock Number 4030-00-523-2680, 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 Ship Systems Command. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System. This item has 21 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4030-00-523-2680
Primary Part NumberK1-7503-999389ALT1PCA2W3A4
Item NameHook,hoist
FSC / FSG4030 / 40 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Connection to Body RelationshipPERPENDICULAR
Connection StyleCLEVIS WITH COTTER TYPE CLOSURE
Features ProvidedINWARD SAFETY THROAT CLOSURE
Connection Inside Width1.375 INCHES NOMINAL IN
Style DesignatorREGULAR
MaterialSTEEL AND COPPER ALLOY
Connection Inside Length2.813 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 8
4030-00-001-5120NAS1042-26 SAME_FSC
Shackle
4030-00-001-9591123CM10054-3 SAME_FSC
Terminal,rope,swaging
4030-00-001-99527071870 SAME_FSC
Plug,wire Rope
4030-00-001-995338-103-058 SAME_FSC
Ferrule,wire Rope
No Item Name Available
4030-00-003-1512A51B24702-11 SAME_FSC
Shackle
4030-00-003-1801400978 SAME_FSC
Sleeve
No Item Name Available
Cross-Reference Index
Part NumberManufacturer
K1-7503-999389ALT1PCA2W3A4 Naval Ship Systems Command (USA)
4283-03REVAPC8 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
576-7500-1506327REVAPC9 Naval Ship Systems Command (USA)
4283-03REVAPC9 Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility (USA)
3083-04PCA2A3T0E3 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
564-7503-935925ALT4PCA2P4T0T4 Naval Ship Systems Command (USA)
2983-03ALT4PCA2W3A4 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
3083-03ALT1PCA2W3A4 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4283-04REVAPC16T Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility (USA)
4030-523-2680 Naval Inventory Control Point Mechanicsburg (USA)
4283-04REVAPC16T020 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
3914235 Apex Tool Group (USA)
2983-04ALT4PCA2P4T4 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4283-03REVAPC8 Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility (USA)
576-7500-1506327REVAPC8 Naval Ship Systems Command (USA)
4283-03REVAPC9 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
K1-7503-999390PCA2A3T0E3 Naval Ship Systems Command (USA)
3912235 Apex Tool Group (USA)
564-7503-935924ALT4PCA2W3A4 Naval Ship Systems Command (USA)
576-7500-1506328REVAPC16T020 Naval Ship Systems Command (USA)
Related Parts
4030-00-001-5120INTERCHANGEABLE
SHACKLE
NAS1042-26
4030-00-001-9591INTERCHANGEABLE
TERMINAL,ROPE,SWAGING
123CM10054-3
4030-00-001-9952INTERCHANGEABLE
PLUG,WIRE ROPE
7071870
4030-00-001-9953INTERCHANGEABLE
FERRULE,WIRE ROPE
38-103-058
4030-00-003-0385INTERCHANGEABLE
NO ITEM NAME AVAILABLE
4030-00-003-1512INTERCHANGEABLE
SHACKLE
A51B24702-11
4030-00-003-1801INTERCHANGEABLE
SLEEVE
400978
4030-00-003-4166INTERCHANGEABLE
NO ITEM NAME AVAILABLE

Frequently Asked Questions

What is NSN 4030-00-523-2680?

NSN 4030-00-523-2680 is a Hook,hoist, manufactured by Naval Ship Systems Command, classified under FSC 4030 (No Item Name Available). Status: active.

What are the part numbers for NSN 4030-00-523-2680?

NSN 4030-00-523-2680 has 21 cross-referenced part numbers: K1-7503-999389ALT1PCA2W3A4 (Naval Ship Systems Command), 4283-03REVAPC8 (Electric Boat Corporation Div General Dynamics Electric Boat), 576-7500-1506327REVAPC9 (Naval Ship Systems Command), 4283-03REVAPC9 (Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility), 3083-04PCA2A3T0E3 (Electric Boat Corporation Div General Dynamics Electric Boat) and 16 more.

What NSN replaces 4030-00-523-2680?

There are 8 known substitutes for 4030-00-523-2680: 4030-00-001-5120, 4030-00-001-9591, 4030-00-001-9952 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of K1-7503-999389ALT1PCA2W3A4?

Key specifications for K1-7503-999389ALT1PCA2W3A4: Connection to Body Relationship: PERPENDICULAR; Connection Style: CLEVIS WITH COTTER TYPE CLOSURE; Features Provided: INWARD SAFETY THROAT CLOSURE; Connection Inside Width: 1.375 INCHES NOMINAL IN. 8 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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