PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4321Screw,shoulder

Roller Bearing Co of America, Inc Div Pic Design · NSN 5305-01-200-9706 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-200-9706 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-200-9706. Primary manufacturer part number: 4321.
Features
  • Screw,shoulder — FSC 5305
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Surface Treatment: PASSIVATE OVERALL
  • Internal Drive Style: SLOT
  • Shoulder Length: 0.625 INCHES NOMINAL FOURTH HOLE IN
  • Material: STEEL COMP 303 OVERALL
  • Shoulder Shape: ROUND FOURTH HOLE
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 5305-01-200-9706, 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 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: Active.

Technical Specifications
ParameterValue
NSN5305-01-200-9706
Primary Part Number4321
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Nominal Thread Diameter0.164 INCHES IN
Thread DirectionRIGHT-HAND
Surface TreatmentPASSIVATE OVERALL
Internal Drive StyleSLOT
Shoulder Length0.625 INCHES NOMINAL FOURTH HOLE IN
MaterialSTEEL COMP 303 OVERALL
Shoulder ShapeROUND FOURTH HOLE
Thread Class2A A
Head StyleFLAT CHAMFER
Head Diameter0.310 INCHES NOMINAL IN
Head Height0.160 INCHES NOMINAL IN
Thread Length0.190 INCHES NOMINAL IN
Fastener Length0.815 INCHES NOMINAL IN
Shoulder Diameter0.187 INCHES NOMINAL FOURTH HOLE IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch32
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-215-5962 INTERCHANGEABLE
Terminal Box
5133-00-253-54584321-0046 INTERCHANGEABLE
Drill,twist
New York Twist Drill Inc
6685-00-530-0339607112020 INTERCHANGEABLE
Pyrometer,indicating
Alnor Instrument Company
5905-00-549-972138773 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5305-00-638-8666A4321 INTERCHANGEABLE
Screw,machine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5133-00-841-870331004 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
5305-00-952-11934321 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
4730-01-086-9953 INTERCHANGEABLE
Adapter,straight,tube to Boss
5910-01-118-0305P09ZNR601-805K INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Kyocera Avx Components Corporation
1730-01-126-17524312 INTERCHANGEABLE
Winch,dragchute Stand
Thern Inc
Cross-Reference Index
Part NumberManufacturer
2304231 Drs C3 & Aviation Company Dba Drs Data & Imaging Systems (USA)
4321 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
2304231 Drs Photronics, Inc. Dba Drs Photronics, Inc. (USA)
Related Parts
5940-00-215-5962INTERCHANGEABLE
TERMINAL BOX
5133-00-253-5458INTERCHANGEABLE
DRILL,TWIST
4321-0046
6685-00-530-0339INTERCHANGEABLE
PYROMETER,INDICATING
607112020
5905-00-549-9721INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
38773
5305-00-638-8666INTERCHANGEABLE
SCREW,MACHINE
A4321
5133-00-841-8703INTERCHANGEABLE
DRILL,TWIST
31004
5305-00-952-1193INTERCHANGEABLE
SCREW,SHOULDER
4321
4730-01-086-9953INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
5910-01-118-0305INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
P09ZNR601-805K
1730-01-126-1752INTERCHANGEABLE
WINCH,DRAGCHUTE STAND
4312
6515-01-168-0005INTERCHANGEABLE
BAG,OSTOMY
4321
5330-01-695-1201INTERCHANGEABLE
GASKET SET
4321

Frequently Asked Questions

What is NSN 5305-01-200-9706?

NSN 5305-01-200-9706 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 5305-01-200-9706?

NSN 5305-01-200-9706 has 3 cross-referenced part numbers: 2304231 (Drs C3 & Aviation Company Dba Drs Data & Imaging Systems), 4321 (Roller Bearing Co of America, Inc Div Pic Design), 2304231 (Drs Photronics, Inc. Dba Drs Photronics, Inc.).

What NSN replaces 5305-01-200-9706?

There are 12 known substitutes for 5305-01-200-9706: 5940-00-215-5962, 5133-00-253-5458, 6685-00-530-0339 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4321?

Key specifications for 4321: Nominal Thread Diameter: 0.164 INCHES IN; Thread Direction: RIGHT-HAND; Surface Treatment: PASSIVATE OVERALL; Internal Drive Style: SLOT. 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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