PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6801Setscrew

Standard Forge and Axle Co Inc · NSN 5305-00-010-2573 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-010-2573 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-010-2573. Primary manufacturer part number: 6801.
Features
  • Setscrew — FSC 5305
  • Thread Quantity Per Inch: 20
  • Thread Class: 3A A
  • Thread Length: 0.750 INCHES MINIMUM IN
  • Point Style: CUP
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND 4 STYLE
Applications
  • Applications requiring Steel Comp 4037 or Steel Comp 4137 or Steel Comp 4140 or Steel Comp 8630 or Steel Comp 8740 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-010-2573, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Standard Forge and Axle Co Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-010-2573
Primary Part Number6801
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerStandard Forge and Axle Co Inc
StatusCANCELLED
Thread Quantity Per Inch20
Thread Class3A A
Thread Length0.750 INCHES MINIMUM IN
Point StyleCUP
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
Nondefinitive Spec/std Data1 TYPE AND 4 STYLE
Fastener Length0.750 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Internal Drive StyleHEXAGON
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Nominal Thread Diameter0.250 INCHES IN
Width Across Flats0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5905-00-116-8566 INTERCHANGEABLE
Resistor,fixed,composition
2825-00-147-5828111135 INTERCHANGEABLE
Shaft Assembly
Northrop Grumman Systems Corporation Div Marine Systems
4820-00-153-0258 INTERCHANGEABLE
Valve,check
5310-00-194-72566801 INTERCHANGEABLE
Washer,flat
Ngk-Locke, Inc.
5305-00-285-55796801 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
5935-00-636-8411UG-566A/U INTERCHANGEABLE
Adapter,connector
Joint Electronics Type Designation System
5950-00-823-32036801 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
5340-00-908-451037852-1 INTERCHANGEABLE
Bracket,angle
Alamo Aircraft, Ltd.
5961-00-931-7875095451 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Ge Aviation Systems Llc
6515-01-148-89466801 INTERCHANGEABLE
Surgical Pack,disposable
Smiths Medical Asd Inc Dba Smiths Medical Asd, Inc
Cross-Reference Index
Part NumberManufacturer
6801 Standard Forge and Axle Co Inc (USA)
FFS200 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
6801 Upson Tools Inc (USA)
Related Parts
5905-00-116-8566INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
2825-00-147-5828INTERCHANGEABLE
SHAFT ASSEMBLY
111135
4820-00-153-0258INTERCHANGEABLE
VALVE,CHECK
5310-00-194-7256INTERCHANGEABLE
WASHER,FLAT
6801
5305-00-285-5579INTERCHANGEABLE
SCREW,MACHINE
6801
5935-00-636-8411INTERCHANGEABLE
ADAPTER,CONNECTOR
UG-566A/U
5950-00-823-3203INTERCHANGEABLE
COIL,RADIO FREQUENCY
6801
5340-00-908-4510INTERCHANGEABLE
BRACKET,ANGLE
37852-1
5961-00-931-7875INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
095451
6515-01-148-8946INTERCHANGEABLE
SURGICAL PACK,DISPOSABLE
6801
5998-01-155-8268INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
4820-01-184-3663INTERCHANGEABLE
GUIDE,VALVE STEM
075451A0

Frequently Asked Questions

What is NSN 5305-00-010-2573?

NSN 5305-00-010-2573 is a Setscrew, manufactured by Standard Forge and Axle Co Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-010-2573?

NSN 5305-00-010-2573 has 3 cross-referenced part numbers: 6801 (Standard Forge and Axle Co Inc), FFS200 (Federal Specifications Promulgated by General Services Administration Washington DC), 6801 (Upson Tools Inc).

What NSN replaces 5305-00-010-2573?

There are 12 known substitutes for 5305-00-010-2573: 5905-00-116-8566, 2825-00-147-5828, 4820-00-153-0258 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6801?

Key specifications for 6801: Thread Quantity Per Inch: 20; Thread Class: 3A A; Thread Length: 0.750 INCHES MINIMUM IN; Point Style: CUP. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-010-2573 still in active supply?

NSN 5305-00-010-2573 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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