PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18610Key,socket Head Screw

Eklind Tool Co · NSN 5120-01-431-7146 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-431-7146 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-431-7146. Primary manufacturer part number: 18610.
Features
  • Key,socket Head Screw — FSC 5120
  • Surface Treatment: OXIDE OVERALL
  • Style Designator: L-HANDLE
  • Specification/standard Data: 05047-ASME B18.3.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: STEEL OVERALL
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
  • Features Provided: BALL END
  • Wrenching Surface Size: 5.0 MILLIMETERS NOMINAL BOTH ENDS MM
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-431-7146, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Eklind Tool Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Active.

Technical Specifications
ParameterValue
NSN5120-01-431-7146
Primary Part Number18610
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEklind Tool Co
StatusACTIVE
Surface TreatmentOXIDE OVERALL
Style DesignatorL-HANDLE
Specification/standard Data05047-ASME B18.3.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL OVERALL
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Features ProvidedBALL END
Wrenching Surface Size5.0 MILLIMETERS NOMINAL BOTH ENDS MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-383-8709MS18610 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5999-00-486-049032-161505-1 INTERCHANGEABLE
Delay Line
General Dynamics Mission Systems, Inc.
6685-00-515-5764 INTERCHANGEABLE
Gage,vacuum,indicating
5315-00-569-567518610 INTERCHANGEABLE
Key,shaft
Eaton Aerospace, Llc Dba Jackson South
5315-00-733-5168 INTERCHANGEABLE
Key,carbon Packing
6145-00-961-0775AWC-W0133 INTERCHANGEABLE
Cable,special Purpose,electrical
Allied Wire and Cable Llc Dba Allied Wire and Cable Inc Div Allied Wire & Cable, Llc.
5330-01-052-9019 INTERCHANGEABLE
Packing Material
3120-01-142-634518-610 INTERCHANGEABLE
Bearing,sleeve
Cunico Corporation
2990-01-163-3288348667 INTERCHANGEABLE
Pipe,exhaust
Arvin Industries Inc
5330-01-264-3160 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
18610 Eklind Tool Co (USA)
58110 Apex Tool Group, Llc Dba Nicholson (USA)
B18.3.2 The American Society of Mechanical Engineers (USA)
58110 Easco Hand Tools Inc (USA)
Related Parts
5330-00-383-8709INTERCHANGEABLE
GASKET
MS18610
5999-00-486-0490INTERCHANGEABLE
DELAY LINE
32-161505-1
6685-00-515-5764INTERCHANGEABLE
GAGE,VACUUM,INDICATING
5315-00-569-5675INTERCHANGEABLE
KEY,SHAFT
18610
5315-00-733-5168INTERCHANGEABLE
KEY,CARBON PACKING
6145-00-961-0775INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
AWC-W0133
5330-01-052-9019INTERCHANGEABLE
PACKING MATERIAL
3120-01-142-6345INTERCHANGEABLE
BEARING,SLEEVE
18-610
2990-01-163-3288INTERCHANGEABLE
PIPE,EXHAUST
348667
5330-01-264-3160INTERCHANGEABLE
GASKET
4730-01-350-1580INTERCHANGEABLE
ELBOW,PIPE
N18610
5133-01-443-6301INTERCHANGEABLE
DRILL,TWIST
58110

Frequently Asked Questions

What is NSN 5120-01-431-7146?

NSN 5120-01-431-7146 is a Key,socket Head Screw, manufactured by Eklind Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-431-7146?

NSN 5120-01-431-7146 has 4 cross-referenced part numbers: 18610 (Eklind Tool Co), 58110 (Apex Tool Group, Llc Dba Nicholson), B18.3.2 (The American Society of Mechanical Engineers), 58110 (Easco Hand Tools Inc).

What NSN replaces 5120-01-431-7146?

There are 12 known substitutes for 5120-01-431-7146: 5330-00-383-8709, 5999-00-486-0490, 6685-00-515-5764 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18610?

Key specifications for 18610: Surface Treatment: OXIDE OVERALL; Style Designator: L-HANDLE; Specification/standard Data: 05047-ASME B18.3.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Material: STEEL OVERALL. 7 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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