PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

149603Nut,plain,round

Curtiss-Wright Controls, Inc. Div Actuation Division · NSN 5310-00-758-7772 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-758-7772 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-758-7772. Primary manufacturer part number: 149603.
Features
  • Nut,plain,round — FSC 5310
  • Thread Series: UNEF
  • Nut Style: ROUND
  • Material Document and Classification: AMS 6325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Drive Point Width: 0.340 INCHES NOMINAL IN
  • Drive Point Quantity: 6
  • Counterbore Diameter: 0.830 INCHES NOMINAL NUT IN
  • Nut Diameter: 0.950 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8740 Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-758-7772, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-758-7772
Primary Part Number149603
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Div Actuation Division
StatusACTIVE
Thread SeriesUNEF
Nut StyleROUND
Material Document and ClassificationAMS 6325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Drive Point Width0.340 INCHES NOMINAL IN
Drive Point Quantity6
Counterbore Diameter0.830 INCHES NOMINAL NUT IN
Nut Diameter0.950 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN
Nut Counterbore Depth0.250 INCHES NOMINAL NUT IN
Thread Quantity Per Inch20
Nut Thickness0.440 INCHES NOMINAL IN
Nominal Thread Size0.812 INCHES IN
MaterialSTEEL COMP 8740 OVERALL
Drive Point Depth0.140 INCHES NOMINAL IN
Hardness Rating19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
Thread DirectionRIGHT-HAND
Thread Class3B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3530-00-359-7457149603 INTERCHANGEABLE
Feeder,sewing Machine
Singer Industrial Sewing Products Co Cutters Exchange Div
Cross-Reference Index
Part NumberManufacturer
149603 PRIMARY Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
Related Parts
3530-00-359-7457INTERCHANGEABLE
FEEDER,SEWING MACHINE
149603

Frequently Asked Questions

What is NSN 5310-00-758-7772?

NSN 5310-00-758-7772 is a Nut,plain,round, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-758-7772?

NSN 5310-00-758-7772 has 1 cross-referenced part number: 149603 (Curtiss-Wright Controls, Inc. Div Actuation Division).

What NSN replaces 5310-00-758-7772?

There is 1 known substitute for 5310-00-758-7772: 3530-00-359-7457. Verify interchangeability with system specifications before substitution.

What are the specifications of 149603?

Key specifications for 149603: Thread Series: UNEF; Nut Style: ROUND; Material Document and Classification: AMS 6325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Drive Point Width: 0.340 INCHES NOMINAL IN. 16 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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