PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4039Thumbscrew

Roller Bearing Co of America, Inc Div Pic Design · NSN 5305-00-735-6814 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-735-6814 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-735-6814. Primary manufacturer part number: 4039.
Features
  • Thumbscrew — FSC 5305
  • Thread Length: 0.810 INCHES MINIMUM IN
  • Thread Series Designator: UNF
  • Material Document and Classification: MIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Head Diameter: 0.375 INCHES NOMINAL IN
  • Fastener Length: 1.000 INCHES NOMINAL IN
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Thumbscrew, cataloged under National Stock Number 5305-00-735-6814, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 13 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-735-6814
Primary Part Number4039
Item NameThumbscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Thread Length0.810 INCHES MINIMUM IN
Thread Series DesignatorUNF
Material Document and ClassificationMIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL
Surface TreatmentPASSIVATE OVERALL
Nominal Thread Diameter0.190 INCHES IN
Head Diameter0.375 INCHES NOMINAL IN
Fastener Length1.000 INCHES NOMINAL IN
Thread Class3A A
Head StyleKNURLED NO. 1
Thread DirectionRIGHT-HAND
Point StyleFLAT
Thread Quantity Per Inch32
Head Height0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-142-4279 INTERCHANGEABLE
Bearing,ball,airframe
5136-00-189-3218402290 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
6645-00-225-27354039 INTERCHANGEABLE
Wheel,third
Wakmann Watch Company Inc
5360-00-383-918107-852166 INTERCHANGEABLE
Spring,helical,compression
Tvh Parts Co.
2520-00-392-35362B4039 INTERCHANGEABLE
Shaft,transmission
Fwd Seagrave Holdings Lp
5905-00-606-58618495048 INTERCHANGEABLE
Resistor,fixed,wire Wound
Us Army Aviation and Missile Command
3439-00-827-3939 INTERCHANGEABLE
Tip,electric Soldering Iron
6515-01-095-16754039 INTERCHANGEABLE
Anesthesia Set,epidural
Abbott Laboratories Inc. Div Hospital Products Division
7025-01-391-46004039 INTERCHANGEABLE
Printer,automatic Data Processin
International Business Machines Corp Parts Order Center Dept E - 54
5996-01-516-11104039 INTERCHANGEABLE
Amplifier,radio Frequency
Ophir Rf, Inc. Dba Ophir Rf Inc
Cross-Reference Index
Part NumberManufacturer
4039 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
3110-00-142-4279INTERCHANGEABLE
BEARING,BALL,AIRFRAME
5136-00-189-3218INTERCHANGEABLE
DIE,THREAD CUTTING
402290
6645-00-225-2735INTERCHANGEABLE
WHEEL,THIRD
4039
5360-00-383-9181INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
07-852166
2520-00-392-3536INTERCHANGEABLE
SHAFT,TRANSMISSION
2B4039
5905-00-606-5861INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
8495048
3439-00-827-3939INTERCHANGEABLE
TIP,ELECTRIC SOLDERING IRON
6515-01-095-1675INTERCHANGEABLE
ANESTHESIA SET,EPIDURAL
4039
7025-01-391-4600INTERCHANGEABLE
PRINTER,AUTOMATIC DATA PROCESSIN
4039
5996-01-516-1110INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
4039
6640-01-632-8870INTERCHANGEABLE
JAR,CYLINDRICAL,LABORATORY
4039

Frequently Asked Questions

What is NSN 5305-00-735-6814?

NSN 5305-00-735-6814 is a Thumbscrew, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-735-6814?

NSN 5305-00-735-6814 has 1 cross-referenced part number: 4039 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 5305-00-735-6814?

There are 11 known substitutes for 5305-00-735-6814: 3110-00-142-4279, 5136-00-189-3218, 6645-00-225-2735 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4039?

Key specifications for 4039: Thread Length: 0.810 INCHES MINIMUM IN; Thread Series Designator: UNF; Material Document and Classification: MIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Surface Treatment: PASSIVATE OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com