PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4331UScrew,shoulder

Roller Bearing Co of America, Inc Div Pic Design · NSN 5305-00-473-5394 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-473-5394 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-473-5394. Primary manufacturer part number: 4331U.
Features
  • Screw,shoulder — FSC 5305
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Shoulder Length: 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM FIRST SHOULDER IN
  • Thread Quantity Per Inch: 32
  • Material: STEEL COMP 303 OVERALL
  • Shoulder Shape: ROUND FIRST SHOULDER
  • Thread Series Designator: UNF
  • Internal Drive Style: SLOT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Screw,shoulder, cataloged under National Stock Number 5305-00-473-5394, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5305-00-473-5394
Primary Part Number4331U
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Nominal Thread Diameter0.190 INCHES IN
Shoulder Length0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM FIRST SHOULDER IN
Thread Quantity Per Inch32
MaterialSTEEL COMP 303 OVERALL
Shoulder ShapeROUND FIRST SHOULDER
Thread Series DesignatorUNF
Internal Drive StyleSLOT
Thread Length0.250 INCHES MINIMUM IN
Fastener Length0.750 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
Thread Class2A A
Head Height0.188 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Head Diameter0.375 INCHES NOMINAL IN
Shoulder Diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM FIRST SHOULDER IN
Head StyleFLAT CHAMFER
Surface TreatmentPASSIVATE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-00-393-3906 INTERCHANGEABLE
Hose Assembly,nonmetallic
5330-00-447-82814331 INTERCHANGEABLE
Gasket
Skil Corp
5999-00-463-316902-0104-0433-01 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5310-00-509-9289 INTERCHANGEABLE
Washer,flat
6625-00-669-0266433-1 INTERCHANGEABLE
Resistor,decade
Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions
6145-01-264-33182469AT4M/TAP INTERCHANGEABLE
Cable,special Purpose,electrical
Tappan Wire and Cable Inc
5120-01-486-2296J4331 INTERCHANGEABLE
Puller Attachment,mechanical
The Stanley Works Dba Stanley Proto
7930-01-589-05984331 INTERCHANGEABLE
Multi-Surface Sanitizer and Clea
Diversey, Inc. Div Diversey, Inc.
Cross-Reference Index
Part NumberManufacturer
411200-22 Leonardo Mw Ltd (GBR)
4331U PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
4331 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
A24101-002 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
411200-22 Leonardo Uk Ltd (GBR)
Related Parts
4720-00-393-3906INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5330-00-447-8281INTERCHANGEABLE
GASKET
4331
5999-00-463-3169INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
02-0104-0433-01
5310-00-509-9289INTERCHANGEABLE
WASHER,FLAT
6625-00-669-0266INTERCHANGEABLE
RESISTOR,DECADE
433-1
6145-01-264-3318INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
2469AT4M/TAP
5120-01-486-2296INTERCHANGEABLE
PULLER ATTACHMENT,MECHANICAL
J4331
7930-01-589-0598INTERCHANGEABLE
MULTI-SURFACE SANITIZER AND CLEA
4331

Frequently Asked Questions

What is NSN 5305-00-473-5394?

NSN 5305-00-473-5394 is a Screw,shoulder, 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 5305-00-473-5394?

NSN 5305-00-473-5394 has 5 cross-referenced part numbers: 411200-22 (Leonardo Mw Ltd), 4331U (Roller Bearing Co of America, Inc Div Pic Design), 4331 (Roller Bearing Co of America, Inc Div Pic Design), A24101-002 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 411200-22 (Leonardo Uk Ltd).

What NSN replaces 5305-00-473-5394?

There are 8 known substitutes for 5305-00-473-5394: 4720-00-393-3906, 5330-00-447-8281, 5999-00-463-3169 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4331U?

Key specifications for 4331U: Nominal Thread Diameter: 0.190 INCHES IN; Shoulder Length: 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM FIRST SHOULDER IN; Thread Quantity Per Inch: 32; Material: STEEL COMP 303 OVERALL. 16 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