PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51813Screw,machine

Colt's Manufacturing Company, Llc · NSN 5305-00-898-4199 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-898-4199 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-898-4199. Primary manufacturer part number: 51813.
Features
  • Screw,machine — FSC 5305
  • Thread Series Designator: UNS
  • Thread Class: 2A A
  • Head Height: 0.047 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Screw Material: STEEL COMP 1137
  • Thread Quantity Per Inch: 50
  • Head Diameter: 0.269 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-898-4199, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Colt's Manufacturing Company, Llc. Government technical data includes 12 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-898-4199
Primary Part Number51813
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerColt's Manufacturing Company, Llc
StatusACTIVE
Thread Series DesignatorUNS
Thread Class2A A
Head Height0.047 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Screw MaterialSTEEL COMP 1137
Thread Quantity Per Inch50
Head Diameter0.269 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
Internal Drive StyleSLOT
Thread Length0.229 INCHES MINIMUM IN
Head StyleFILLISTER
Nominal Thread Diameter0.150 INCHES IN
Fastener Length0.260 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3010-00-244-792411/2W INTERCHANGEABLE
Coupling,shaft,flexible
Reliance Electric Company Dba Reliance & Dodge Brands
4820-00-456-003551813 INTERCHANGEABLE
Stop,manual Control Lever
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
5330-01-033-120851813 INTERCHANGEABLE
Gasket
L3 Technologies, Inc. Div L3 Keo
3040-01-222-2419 INTERCHANGEABLE
Gearshaft,spur
2940-01-272-294251813 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
Cross-Reference Index
Part NumberManufacturer
51813 Colt's Manufacturing Company, Llc (USA)
Related Parts
3010-00-244-7924INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
11/2W
4820-00-456-0035INTERCHANGEABLE
STOP,MANUAL CONTROL LEVER
51813
5330-01-033-1208INTERCHANGEABLE
GASKET
51813
3040-01-222-2419INTERCHANGEABLE
GEARSHAFT,SPUR
2940-01-272-2942INTERCHANGEABLE
FILTER ELEMENT,FLUID
51813

Frequently Asked Questions

What is NSN 5305-00-898-4199?

NSN 5305-00-898-4199 is a Screw,machine, manufactured by Colt's Manufacturing Company, Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-898-4199?

NSN 5305-00-898-4199 has 1 cross-referenced part number: 51813 (Colt's Manufacturing Company, Llc).

What NSN replaces 5305-00-898-4199?

There are 5 known substitutes for 5305-00-898-4199: 3010-00-244-7924, 4820-00-456-0035, 5330-01-033-1208 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51813?

Key specifications for 51813: Thread Series Designator: UNS; Thread Class: 2A A; Head Height: 0.047 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 12 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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