PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

337106Nut,plain,round

Lockheed Martin Corp · NSN 5310-00-208-9135 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-208-9135 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-208-9135. Primary manufacturer part number: 337106.
Features
  • Nut,plain,round — FSC 5310
  • Drive Point Quantity: 4
  • Nut Thickness: 0.870 INCHES NOMINAL IN
  • Hole Configuration Style: CONFIGURATION F
  • Thread Quantity Per Inch: 16
  • Thread Series: UN
  • Nominal Thread Size: 5.250 INCHES IN
  • Material Document and Classification: MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8630 Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-208-9135, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 17 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
NSN5310-00-208-9135
Primary Part Number337106
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Drive Point Quantity4
Nut Thickness0.870 INCHES NOMINAL IN
Hole Configuration StyleCONFIGURATION F
Thread Quantity Per Inch16
Thread SeriesUN
Nominal Thread Size5.250 INCHES IN
Material Document and ClassificationMIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Countersink Angle110.0 DEGREES NOMINAL NUT
Nut Diameter5.875 INCHES NOMINAL IN
Nut StyleROUND
Hole Nominal Thread Diameter0.214 INCHES IN
Drive Point Width0.440 INCHES NOMINAL IN
MaterialSTEEL COMP 8630 OVERALL
Hole Type and Quantity5 TAPPED
Thread DirectionRIGHT-HAND
Drive Point Depth0.190 INCHES NOMINAL IN
Thread Class3B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3030-00-756-9687156720-0007 INTERCHANGEABLE
Belt,positive Drive
Cec Vibration Products, Llc Dba Cec Vibrations Products
6625-00-773-60765021-408 INTERCHANGEABLE
Shield,oscilloscope
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
337106 PRIMARY Lockheed Martin Corp (USA)
Related Parts
3030-00-756-9687INTERCHANGEABLE
BELT,POSITIVE DRIVE
156720-0007
6625-00-773-6076INTERCHANGEABLE
SHIELD,OSCILLOSCOPE
5021-408

Frequently Asked Questions

What is NSN 5310-00-208-9135?

NSN 5310-00-208-9135 is a Nut,plain,round, manufactured by Lockheed Martin Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-208-9135?

NSN 5310-00-208-9135 has 1 cross-referenced part number: 337106 (Lockheed Martin Corp).

What NSN replaces 5310-00-208-9135?

There are 2 known substitutes for 5310-00-208-9135: 3030-00-756-9687, 6625-00-773-6076. Verify interchangeability with system specifications before substitution.

What are the specifications of 337106?

Key specifications for 337106: Drive Point Quantity: 4; Nut Thickness: 0.870 INCHES NOMINAL IN; Hole Configuration Style: CONFIGURATION F; Thread Quantity Per Inch: 16. 17 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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