PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS15266V3-15Screw,close Tolerance

Howmet Global Fastening Systems Inc Div Torrance Operations · NSN 5305-00-508-2707 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-508-2707 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-508-2707. Primary manufacturer part number: LS15266V3-15.
Features
  • Screw,close Tolerance — FSC 5305
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Thread Length: 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Head Style: FLAT COUNTERSUNK
  • Grip Length: 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN
  • Minimum Tensile Strength: 160000 POUNDS PER SQUARE INCH LBS
  • Thread Class: 3A A
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Titanium Alloy Uns R54520 Overall construction
General Description

The Screw,close Tolerance, cataloged under National Stock Number 5305-00-508-2707, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Torrance Operations. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-508-2707
Primary Part NumberLS15266V3-15
Item NameScrew,close Tolerance
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc Div Torrance Operations
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Thread Length0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
Nominal Thread Diameter0.190 INCHES IN
Head StyleFLAT COUNTERSUNK
Grip Length0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN
Minimum Tensile Strength160000 POUNDS PER SQUARE INCH LBS
Thread Class3A A
Head Diameter0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Thread DirectionRIGHT-HAND
Internal Drive StyleCROSS RECESS TYPE 1
Fastener Length1.199 INCHES MINIMUM AND 1.229 INCHES MAXIMUM IN
Countersink Angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
Grip Diameter0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
MaterialTITANIUM ALLOY UNS R54520 OVERALL
Surface Finish32.0 MICROINCHES THREADS
Surface Finish32.0 MICROINCHES GRIP
Material Document and ClassificationNAS621,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-054-6672 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
LS15266V3-15 PRIMARY Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
AN515C-8-12 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
LS15266V3-15 PRIMARY Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA)
LS15266V3-15 PRIMARY Huck International, Inc (USA)
LS15266V3-15 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
LS15266V3-15 PRIMARY Howmet Global Fastening Systems Inc (USA)
LS15266V3-15 Lockheed Martin Corp (USA)
LS15266V3-15 PRIMARY Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA)
Related Parts
5305-00-054-6672INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-00-508-2707?

NSN 5305-00-508-2707 is a Screw,close Tolerance, manufactured by Howmet Global Fastening Systems Inc Div Torrance Operations, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-508-2707?

NSN 5305-00-508-2707 has 8 cross-referenced part numbers: LS15266V3-15 (Howmet Global Fastening Systems Inc Div Torrance Operations), AN515C-8-12 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), LS15266V3-15 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), LS15266V3-15 (Huck International, Inc), LS15266V3-15 (Sps Technologies, Llc Dba PB Fasteners) and 3 more.

What NSN replaces 5305-00-508-2707?

There is 1 known substitute for 5305-00-508-2707: 5305-00-054-6672. Verify interchangeability with system specifications before substitution.

What are the specifications of LS15266V3-15?

Key specifications for LS15266V3-15: Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); Thread Length: 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN; Head Style: FLAT COUNTERSUNK. 19 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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