PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125124Screw,shoulder

Telemechanics Inc · NSN 5305-00-286-8983 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-286-8983 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-286-8983. Primary manufacturer part number: 125124.
Features
  • Screw,shoulder — FSC 5305
  • Thread Quantity Per Inch: 40
  • Shoulder Length: 0.098 INCHES NOMINAL FIRST SHOULDER IN
  • Head Height: 0.093 INCHES NOMINAL IN
  • Thread Length: 0.187 INCHES MINIMUM IN
  • Shoulder Shape: ROUND FIRST SHOULDER
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Head Style: FLAT CHAMFER
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 5305-00-286-8983, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-286-8983
Primary Part Number125124
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Thread Quantity Per Inch40
Shoulder Length0.098 INCHES NOMINAL FIRST SHOULDER IN
Head Height0.093 INCHES NOMINAL IN
Thread Length0.187 INCHES MINIMUM IN
Shoulder ShapeROUND FIRST SHOULDER
Internal Drive StyleCROSS RECESS TYPE 1
Head StyleFLAT CHAMFER
Head Diameter0.250 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Fastener Length0.285 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Features ProvidedCASEHARDENED
Thread Class3A A
Nominal Thread Diameter0.112 INCHES IN
Shoulder Diameter0.188 INCHES NOMINAL FIRST SHOULDER IN
Surface TreatmentCHROMATE ZINC OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2520-00-152-835000700200482 INTERCHANGEABLE
Gear Assy
Harlan Global Manufacturing Llc
5330-00-205-2906125-124 INTERCHANGEABLE
Felt,mechanical,preformed
Dresser Industries Inc Leroi Div
3030-00-528-4271 INTERCHANGEABLE
Belts,v,matched Set
3030-00-528-4521 INTERCHANGEABLE
Belt,v
5910-00-832-5724 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
4920-00-841-9671 INTERCHANGEABLE
Plate,sector
1730-01-043-64343350 INTERCHANGEABLE
Stand-Hoist Assembly
Marvel Manufacturing Co Div the Marvel Manufacturing Company
6620-01-104-2026 INTERCHANGEABLE
Indicator,electrical Tachometer
4730-01-117-0093299997G428 INTERCHANGEABLE
Union,pipe
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5310-01-164-74883350 INTERCHANGEABLE
Washer,flat
Keystone Electronics Corp
Cross-Reference Index
Part NumberManufacturer
33-50 Telemechanics Inc (USA)
125124 PRIMARY Telemechanics Inc (USA)
Related Parts
2520-00-152-8350INTERCHANGEABLE
GEAR ASSY
00700200482
5330-00-205-2906INTERCHANGEABLE
FELT,MECHANICAL,PREFORMED
125-124
3030-00-528-4271INTERCHANGEABLE
BELTS,V,MATCHED SET
3030-00-528-4521INTERCHANGEABLE
BELT,V
5910-00-832-5724INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
4920-00-841-9671INTERCHANGEABLE
PLATE,SECTOR
1730-01-043-6434INTERCHANGEABLE
STAND-HOIST ASSEMBLY
3350
6620-01-104-2026INTERCHANGEABLE
INDICATOR,ELECTRICAL TACHOMETER
4730-01-117-0093INTERCHANGEABLE
UNION,PIPE
299997G428
5310-01-164-7488INTERCHANGEABLE
WASHER,FLAT
3350
5995-01-268-4967INTERCHANGEABLE
CABLE ASSEMBLY,PRINTED,FLEXIBLE
5365-01-273-2322INTERCHANGEABLE
SPACER,PLATE

Frequently Asked Questions

What is NSN 5305-00-286-8983?

NSN 5305-00-286-8983 is a Screw,shoulder, manufactured by Telemechanics Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-286-8983?

NSN 5305-00-286-8983 has 2 cross-referenced part numbers: 33-50 (Telemechanics Inc), 125124 (Telemechanics Inc).

What NSN replaces 5305-00-286-8983?

There are 12 known substitutes for 5305-00-286-8983: 2520-00-152-8350, 5330-00-205-2906, 3030-00-528-4271 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 125124?

Key specifications for 125124: Thread Quantity Per Inch: 40; Shoulder Length: 0.098 INCHES NOMINAL FIRST SHOULDER IN; Head Height: 0.093 INCHES NOMINAL IN; Thread Length: 0.187 INCHES MINIMUM IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-286-8983 still in active supply?

NSN 5305-00-286-8983 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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