PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

340072Stud,shouldered and Stepped

Lockheed Martin Corp · NSN 5307-00-208-0575 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-00-208-0575 — this item is cataloged by the U.S. Government under National Stock Number 5307-00-208-0575. Primary manufacturer part number: 340072.
Features
  • Stud,shouldered and Stepped — FSC 5307
  • Material: STEEL COMP 8630
  • Thread Class: 3A STUD THREAD A
  • Distance From Cotter Pin Hole Centerline to Nut End: 0.120 INCHES NOMINAL FIRST HOLE IN
  • Thread Direction: RIGHT-HAND NUT THREAD
  • Thread Direction: RIGHT-HAND STUD THREAD
  • Shoulder Length: 0.500 INCHES NOMINAL IN
  • Nut End Shank Diameter: 0.190 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 8630 construction
General Description

The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-208-0575, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5307-00-208-0575
Primary Part Number340072
Item NameStud,shouldered and Stepped
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
MaterialSTEEL COMP 8630
Thread Class3A STUD THREAD A
Distance From Cotter Pin Hole Centerline to Nut End0.120 INCHES NOMINAL FIRST HOLE IN
Thread DirectionRIGHT-HAND NUT THREAD
Thread DirectionRIGHT-HAND STUD THREAD
Shoulder Length0.500 INCHES NOMINAL IN
Nut End Shank Diameter0.190 INCHES NOMINAL IN
Thread Length0.380 INCHES NOMINAL NUT THREAD IN
Shoulder Diameter0.500 INCHES NOMINAL IN
Style DesignatorSHOULDERED AND STEPPED
Nominal Thread Size0.190 INCHES NUT THREAD IN
Nominal Thread Size0.312 INCHES STUD THREAD IN
Stud End Shank Diameter0.312 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE
Thread Quantity Per Inch32 NUT THREAD
Thread Series DesignatorUNF STUD THREAD
Nut End Shank Length0.120 INCHES NOMINAL IN
Thread Quantity Per Inch24 STUD THREAD
Thread Length0.500 INCHES NOMINAL STUD THREAD IN
Cotter Pin Hole Diameter0.076 INCHES NOMINAL FIRST HOLE IN
Thread Series DesignatorUNF NUT THREAD
Hardness Rating34.0 ROCKWELL C NOMINAL
Thread Class3A NUT THREAD A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-004-0122952503-2 INTERCHANGEABLE
Relay,electromagnetic
Raytheon Company Dba Raytheon
5920-00-163-4185 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
340072 PRIMARY Lockheed Martin Corp (USA)
Related Parts
5945-00-004-0122INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
952503-2
5920-00-163-4185INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5307-00-208-0575?

NSN 5307-00-208-0575 is a Stud,shouldered and Stepped, manufactured by Lockheed Martin Corp, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-00-208-0575?

NSN 5307-00-208-0575 has 1 cross-referenced part number: 340072 (Lockheed Martin Corp).

What NSN replaces 5307-00-208-0575?

There are 2 known substitutes for 5307-00-208-0575: 5945-00-004-0122, 5920-00-163-4185. Verify interchangeability with system specifications before substitution.

What are the specifications of 340072?

Key specifications for 340072: Material: STEEL COMP 8630; Thread Class: 3A STUD THREAD A; Distance From Cotter Pin Hole Centerline to Nut End: 0.120 INCHES NOMINAL FIRST HOLE IN; Thread Direction: RIGHT-HAND NUT THREAD. 25 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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