PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

810-516Screw,cap,socket Head

Dukane Seacom, Inc. Dba Dukane Seacom Inc · NSN 5305-01-156-6401 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-156-6401 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-156-6401. Primary manufacturer part number: 810-516.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Length: 0.375 INCHES NOMINAL IN
  • Thread Class: 2B
  • Material: STEEL CORROSION RESISTING OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Thread Quantity Per Inch: 32
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-156-6401, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dukane Seacom, Inc. Dba Dukane Seacom Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-156-6401
Primary Part Number810-516
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerDukane Seacom, Inc. Dba Dukane Seacom Inc
StatusACTIVE
Thread Length0.375 INCHES NOMINAL IN
Thread Class2B
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.164 INCHES IN
Thread Quantity Per Inch32
Fastener Length0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6625-01-416-3836810516 INTERCHANGEABLE
Voltage Standard
Eppley Laboratory Inc Dba Eppley Laboratory Inc
4030-01-417-2958810516 INTERCHANGEABLE
Hook,choker
Tri-Tec Manufacturing Llc
Cross-Reference Index
Part NumberManufacturer
810-516 PRIMARY Dukane Seacom, Inc. Dba Dukane Seacom Inc (USA)
Related Parts
6625-01-416-3836INTERCHANGEABLE
VOLTAGE STANDARD
810516
4030-01-417-2958INTERCHANGEABLE
HOOK,CHOKER
810516

Frequently Asked Questions

What is NSN 5305-01-156-6401?

NSN 5305-01-156-6401 is a Screw,cap,socket Head, manufactured by Dukane Seacom, Inc. Dba Dukane Seacom Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-156-6401?

NSN 5305-01-156-6401 has 1 cross-referenced part number: 810-516 (Dukane Seacom, Inc. Dba Dukane Seacom Inc).

What NSN replaces 5305-01-156-6401?

There are 2 known substitutes for 5305-01-156-6401: 6625-01-416-3836, 4030-01-417-2958. Verify interchangeability with system specifications before substitution.

What are the specifications of 810-516?

Key specifications for 810-516: Thread Length: 0.375 INCHES NOMINAL IN; Thread Class: 2B; Material: STEEL CORROSION RESISTING OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 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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