PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13800Screw,cap,hexagon Head

Fastenal Company Dba Fastenal Co · NSN 5305-01-673-1856 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-673-1856 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-673-1856. Primary manufacturer part number: 13800.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Length: 1.21 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN
  • Head Style: HEXAGON
  • Head Height: 0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
  • Width Between Flats: 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Surface Treatment: ZINC OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
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 5305-01-673-1856, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-673-1856
Primary Part Number13800
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Thread Length1.21 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN
Head StyleHEXAGON
Head Height0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Width Between Flats0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Surface TreatmentZINC OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5315-00-146-263513-800 INTERCHANGEABLE
Pin,straight,headless
Pdi Ground Support Systems, Inc.
5331-00-166-1066M83248/1-115 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5935-00-220-2288 INTERCHANGEABLE
Connector,receptacle,electrical
5940-00-258-5200 INTERCHANGEABLE
Terminal,stud
9540-00-508-8788 INTERCHANGEABLE
Angle,structural
4130-00-665-037613800 INTERCHANGEABLE
Temperature Control
Hdt Expeditionary Systems Inc
5305-00-999-3535 INTERCHANGEABLE
Screw,machine
5930-01-437-3335 INTERCHANGEABLE
Switch,toggle
Cross-Reference Index
Part NumberManufacturer
13800 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
5315-00-146-2635INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
13-800
5331-00-166-1066INTERCHANGEABLE
O-RING
M83248/1-115
5935-00-220-2288INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5940-00-258-5200INTERCHANGEABLE
TERMINAL,STUD
9540-00-508-8788INTERCHANGEABLE
ANGLE,STRUCTURAL
4130-00-665-0376INTERCHANGEABLE
TEMPERATURE CONTROL
13800
5305-00-999-3535INTERCHANGEABLE
SCREW,MACHINE
5930-01-437-3335INTERCHANGEABLE
SWITCH,TOGGLE

Frequently Asked Questions

What is NSN 5305-01-673-1856?

NSN 5305-01-673-1856 is a Screw,cap,hexagon Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-673-1856?

NSN 5305-01-673-1856 has 1 cross-referenced part number: 13800 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5305-01-673-1856?

There are 8 known substitutes for 5305-01-673-1856: 5315-00-146-2635, 5331-00-166-1066, 5935-00-220-2288 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13800?

Key specifications for 13800: Thread Length: 1.21 INCHES MINIMUM AND 1.25 INCHES MAXIMUM IN; Part Name Assigned by Controlling Agency: TAP BOLT 1/4"-20X1-1/4"; Special Features: WRENCH SIZE-7/16INCH, WEIGHT- 0.022, FULL THREAD- COARSE IN; Head Style: HEXAGON. 10 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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