PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4620Screw,shoulder

Roller Bearing Co of America, Inc Div Pic Design · NSN 5305-01-474-6961 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-474-6961 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-474-6961. Primary manufacturer part number: 4620.
Features
  • Screw,shoulder — FSC 5305
  • Shoulder Shape: ROUND FIRST SHOULDER
  • Thread Direction: RIGHT-HAND
  • Fastener Length: 0.688 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 32
  • Width Across Flats: 0.094 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Shoulder Diameter: 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM FIRST SHOULDER IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 416 Overall construction
General Description

The Screw,shoulder, cataloged under National Stock Number 5305-01-474-6961, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-474-6961
Primary Part Number4620
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Shoulder ShapeROUND FIRST SHOULDER
Thread DirectionRIGHT-HAND
Fastener Length0.688 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Width Across Flats0.094 INCHES NOMINAL IN
Nominal Thread Diameter0.164 INCHES IN
Shoulder Diameter0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM FIRST SHOULDER IN
Internal Drive StyleHEXAGON
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Shoulder Length0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM FIRST SHOULDER IN
MaterialSTEEL COMP 416 OVERALL
Head StyleFLAT CHAMFER
Head Height0.156 INCHES NOMINAL IN
Thread Length0.188 INCHES NOMINAL IN
Head Diameter0.312 INCHES NOMINAL IN
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-056-029795J820 INTERCHANGEABLE
Resistor,fixed,composition
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5330-00-492-03734620 INTERCHANGEABLE
Gasket
Lawler Manufacturing Company, Inc.
4820-00-828-9798 INTERCHANGEABLE
Valve,globe
4820-00-828-9799 INTERCHANGEABLE
Valve,globe
6110-00-939-22064620 INTERCHANGEABLE
Switching Unit Assembly
Precision Electronics, Inc
4820-00-973-9092 INTERCHANGEABLE
Valve,globe
5340-01-157-67354620 INTERCHANGEABLE
Bracket,mounting
Meggitt Safety Systems Inc
5340-01-275-49744620 INTERCHANGEABLE
Bracket,angle
Southern Ambulance Builders Co Inc Dba Sabc Inc
5120-01-335-9067 INTERCHANGEABLE
Socket,socket Wrench
4730-01-425-7651SNS-4620-10014 INTERCHANGEABLE
Reducer,pipe
Sims Pump Valve Co, Inc
Cross-Reference Index
Part NumberManufacturer
4620 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
5905-00-056-0297INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
95J820
5330-00-492-0373INTERCHANGEABLE
GASKET
4620
4820-00-828-9798INTERCHANGEABLE
VALVE,GLOBE
4820-00-828-9799INTERCHANGEABLE
VALVE,GLOBE
6110-00-939-2206INTERCHANGEABLE
SWITCHING UNIT ASSEMBLY
4620
4820-00-973-9092INTERCHANGEABLE
VALVE,GLOBE
5340-01-157-6735INTERCHANGEABLE
BRACKET,MOUNTING
4620
5340-01-275-4974INTERCHANGEABLE
BRACKET,ANGLE
4620
5120-01-335-9067INTERCHANGEABLE
SOCKET,SOCKET WRENCH
4730-01-425-7651INTERCHANGEABLE
REDUCER,PIPE
SNS-4620-10014
3910-01-436-6623INTERCHANGEABLE
ROLLER,CONVEYOR
4720-01-617-4972INTERCHANGEABLE
HOSE,AIR DUCT
4663-1570

Frequently Asked Questions

What is NSN 5305-01-474-6961?

NSN 5305-01-474-6961 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 5305-01-474-6961?

NSN 5305-01-474-6961 has 1 cross-referenced part number: 4620 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 5305-01-474-6961?

There are 12 known substitutes for 5305-01-474-6961: 5905-00-056-0297, 5330-00-492-0373, 4820-00-828-9798 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4620?

Key specifications for 4620: Shoulder Shape: ROUND FIRST SHOULDER; Thread Direction: RIGHT-HAND; Fastener Length: 0.688 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN; Thread Quantity Per Inch: 32. 16 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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