PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14X3342Screw,cap,hexagon Head

Napco International Llc Dba Napco International Inc · NSN 5305-00-017-9893 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-017-9893 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-017-9893. Primary manufacturer part number: 14X3342.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Style: HEXAGON
  • Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material Document and Classification: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Thread Class: 2A A
  • Width Between Flats: 0.750 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-017-9893, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, 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
NSN5305-00-017-9893
Primary Part Number14X3342
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Head StyleHEXAGON
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Material Document and ClassificationSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Thread Class2A A
Width Between Flats0.750 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch13
Fastener Length3.000 INCHES NOMINAL IN
Nominal Thread Diameter0.500 INCHES IN
Head Height0.312 INCHES NOMINAL IN
Thread Length1.250 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-165-8074MS51095-420 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5945-00-556-33967714691P1 INTERCHANGEABLE
Relay,meter Movement
Lockheed Martin Corporation Div Rms
Cross-Reference Index
Part NumberManufacturer
14X3342 PRIMARY Napco International Llc Dba Napco International Inc (USA)
FF-S-85 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
179893 Army Weapons Command Attn Amswe-Ree-S (USA)
179893 General Motors Corp (USA)
179893 General Motors Llc Dba General Motors Llc (USA)
Related Parts
5305-00-165-8074INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-420
5945-00-556-3396INTERCHANGEABLE
RELAY,METER MOVEMENT
7714691P1

Frequently Asked Questions

What is NSN 5305-00-017-9893?

NSN 5305-00-017-9893 is a Screw,cap,hexagon Head, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-017-9893?

NSN 5305-00-017-9893 has 5 cross-referenced part numbers: 14X3342 (Napco International Llc Dba Napco International Inc), FF-S-85 (Federal Specifications Promulgated by General Services Administration Washington DC), 179893 (Army Weapons Command Attn Amswe-Ree-S), 179893 (General Motors Corp), 179893 (General Motors Llc Dba General Motors Llc).

What NSN replaces 5305-00-017-9893?

There are 2 known substitutes for 5305-00-017-9893: 5305-00-165-8074, 5945-00-556-3396. Verify interchangeability with system specifications before substitution.

What are the specifications of 14X3342?

Key specifications for 14X3342: Head Style: HEXAGON; Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 13 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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