PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

154051Screw,shoulder

Telemechanics Inc · NSN 5305-00-754-4260 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-754-4260 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-754-4260. Primary manufacturer part number: 154051.
Features
  • Screw,shoulder — FSC 5305
  • Shoulder Shape: ROUND FIRST SHOULDER
  • Shoulder Length: 0.234 INCHES NOMINAL FIRST SHOULDER IN
  • Thread Series Designator: UNF
  • Thread Direction: RIGHT-HAND
  • Width Between Flats: 0.250 INCHES NOMINAL IN
  • Thread Length: 0.261 INCHES MINIMUM IN
  • Fastener Length: 0.495 INCHES NOMINAL IN
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 5305-00-754-4260, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-754-4260
Primary Part Number154051
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Shoulder ShapeROUND FIRST SHOULDER
Shoulder Length0.234 INCHES NOMINAL FIRST SHOULDER IN
Thread Series DesignatorUNF
Thread DirectionRIGHT-HAND
Width Between Flats0.250 INCHES NOMINAL IN
Thread Length0.261 INCHES MINIMUM IN
Fastener Length0.495 INCHES NOMINAL IN
Nominal Thread Diameter0.138 INCHES IN
Thread Quantity Per Inch40
Thread Class2A A
Head Height0.094 INCHES NOMINAL IN
Head StyleHEXAGON
Shoulder Diameter0.186 INCHES NOMINAL FIRST SHOULDER IN
Internal Drive StyleCROSS RECESS TYPE 1
Surface TreatmentNICKEL OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5960-00-134-6012 INTERCHANGEABLE
Electron Tube
5960-00-166-7663 INTERCHANGEABLE
Electron Tube
5960-00-230-5231 INTERCHANGEABLE
Electron Tube
5307-00-706-4143154041 INTERCHANGEABLE
Stud,plain
Telemechanics Inc
5962-00-819-2215101-2918-1 INTERCHANGEABLE
Microcircuit,digital
Behlman Electronics, Inc
5975-01-326-6725154051 INTERCHANGEABLE
Nut,coupling,electrical Conduit
Unison Industries Llc
5305-01-426-122415405-1 INTERCHANGEABLE
Screw,machine
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
2590-01-498-1152154051-1 INTERCHANGEABLE
Pad,cushioning
United States Department of Us Army Peo Stri /simulation,training, Instrumentation/
2590-01-498-1155154051-2 INTERCHANGEABLE
Pad,cushioning
United States Department of Us Army Peo Stri /simulation,training, Instrumentation/
6110-01-623-4696154041 INTERCHANGEABLE
Nrp,motor Starter C
Hii Unmanned Systems, Inc
Cross-Reference Index
Part NumberManufacturer
154051 PRIMARY Telemechanics Inc (USA)
154051 Zf Industrieantriebe Witten Gmbh (DEU)
154041 Lucent Technologies Inc Dba Federal Marketing Group (USA)
154051 At and T Corp (USA)
Related Parts
5960-00-134-6012INTERCHANGEABLE
ELECTRON TUBE
5960-00-166-7663INTERCHANGEABLE
ELECTRON TUBE
5960-00-230-5231INTERCHANGEABLE
ELECTRON TUBE
5307-00-706-4143INTERCHANGEABLE
STUD,PLAIN
154041
5962-00-819-2215INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
101-2918-1
5975-01-326-6725INTERCHANGEABLE
NUT,COUPLING,ELECTRICAL CONDUIT
154051
5305-01-426-1224INTERCHANGEABLE
SCREW,MACHINE
15405-1
2590-01-498-1152INTERCHANGEABLE
PAD,CUSHIONING
154051-1
2590-01-498-1155INTERCHANGEABLE
PAD,CUSHIONING
154051-2
6110-01-623-4696INTERCHANGEABLE
NRP,MOTOR STARTER C
154041
2090-01-633-2677INTERCHANGEABLE
NRP,LARS ROTATING D
154051

Frequently Asked Questions

What is NSN 5305-00-754-4260?

NSN 5305-00-754-4260 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 5305-00-754-4260?

NSN 5305-00-754-4260 has 4 cross-referenced part numbers: 154051 (Telemechanics Inc), 154051 (Zf Industrieantriebe Witten Gmbh), 154041 (Lucent Technologies Inc Dba Federal Marketing Group), 154051 (At and T Corp).

What NSN replaces 5305-00-754-4260?

There are 11 known substitutes for 5305-00-754-4260: 5960-00-134-6012, 5960-00-166-7663, 5960-00-230-5231 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 154051?

Key specifications for 154051: Shoulder Shape: ROUND FIRST SHOULDER; Shoulder Length: 0.234 INCHES NOMINAL FIRST SHOULDER IN; Thread Series Designator: UNF; Thread Direction: RIGHT-HAND. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-754-4260 still in active supply?

NSN 5305-00-754-4260 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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