PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23123Screw,shoulder

Briggs and Stratton Corp · NSN 5305-00-637-9757 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-637-9757 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-637-9757. Primary manufacturer part number: 23123.
Features
  • Screw,shoulder — FSC 5305
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Surface Treatment: CADMIUM OVERALL
  • Shoulder Shape: ROUND FIRST SHOULDER
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
  • Head Style: FILLISTER
  • Thread Quantity Per Inch: 32
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,shoulder, cataloged under National Stock Number 5305-00-637-9757, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Briggs and Stratton Corp. Government technical data includes 17 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-637-9757
Primary Part Number23123
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBriggs and Stratton Corp
StatusCANCELLED
Internal Drive StyleCROSS RECESS TYPE 1
Surface TreatmentCADMIUM OVERALL
Shoulder ShapeROUND FIRST SHOULDER
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Head StyleFILLISTER
Thread Quantity Per Inch32
Shoulder Diameter0.219 INCHES NOMINAL FIRST SHOULDER IN
Surface Treatment Document and ClassificationQQ-P-416 TY1 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Shoulder Length0.312 INCHES NOMINAL FIRST SHOULDER IN
Nominal Thread Diameter0.164 INCHES IN
Thread DirectionRIGHT-HAND
Head Diameter0.312 INCHES NOMINAL IN
Thread Class2A A
Fastener Length0.562 INCHES NOMINAL IN
Head Height0.156 INCHES NOMINAL IN
Thread Length0.250 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5961-00-252-2612 INTERCHANGEABLE
Transistor
5905-01-037-6442 INTERCHANGEABLE
Resistor,voltage Sensitive
3455-01-044-7951716-030119 INTERCHANGEABLE
Cutter,milling,end
Doall Baltimore Company
4820-01-188-324523123 INTERCHANGEABLE
Disk,valve
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6695-01-299-4710 INTERCHANGEABLE
Display Board Assem
5962-01-444-761323123 INTERCHANGEABLE
Microcircuit,digital-Linear
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
4730-01-517-0505 INTERCHANGEABLE
Ferrule,compression,tube Fitting
6632-01-524-271823123 INTERCHANGEABLE
Filling Solution,electrode
Nova Biomedical Corp
6515-01-593-4817G90-214-8 INTERCHANGEABLE
Crutch
Medline Industries Inc
Cross-Reference Index
Part NumberManufacturer
23123 Briggs & Stratton Uk Ltd (GBR)
23123 PRIMARY Briggs and Stratton Corp (USA)
JHP13-246 Hollingsworth John R Co (USA)
Related Parts
5961-00-252-2612INTERCHANGEABLE
TRANSISTOR
5905-01-037-6442INTERCHANGEABLE
RESISTOR,VOLTAGE SENSITIVE
3455-01-044-7951INTERCHANGEABLE
CUTTER,MILLING,END
716-030119
4820-01-188-3245INTERCHANGEABLE
DISK,VALVE
23123
6695-01-299-4710INTERCHANGEABLE
DISPLAY BOARD ASSEM
5962-01-444-7613INTERCHANGEABLE
MICROCIRCUIT,DIGITAL-LINEAR
23123
4730-01-517-0505INTERCHANGEABLE
FERRULE,COMPRESSION,TUBE FITTING
6632-01-524-2718INTERCHANGEABLE
FILLING SOLUTION,ELECTRODE
23123
6515-01-593-4817INTERCHANGEABLE
CRUTCH
G90-214-8

Frequently Asked Questions

What is NSN 5305-00-637-9757?

NSN 5305-00-637-9757 is a Screw,shoulder, manufactured by Briggs and Stratton Corp, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-637-9757?

NSN 5305-00-637-9757 has 3 cross-referenced part numbers: 23123 (Briggs & Stratton Uk Ltd), 23123 (Briggs and Stratton Corp), JHP13-246 (Hollingsworth John R Co).

What NSN replaces 5305-00-637-9757?

There are 9 known substitutes for 5305-00-637-9757: 5961-00-252-2612, 5905-01-037-6442, 3455-01-044-7951 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23123?

Key specifications for 23123: Internal Drive Style: CROSS RECESS TYPE 1; Surface Treatment: CADMIUM OVERALL; Shoulder Shape: ROUND FIRST SHOULDER; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-637-9757 still in active supply?

NSN 5305-00-637-9757 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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