PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A458-730Collar,shaft

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 3040-00-529-1136 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-529-1136 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-529-1136. Primary manufacturer part number: A458-730.
Features
  • Collar,shaft — FSC 3040
  • Screw Thread Series Designator and Location: 2ND HOLE UNIFIED NATIONAL COARSE (UNC)
  • Angle Between Centerlines of Securing Holes in Deg: 90.0
  • Material Document and Classification: QQ-B-626, ALLOY 230, 1/2H FED SPEC SINGLE MATERIAL RESPONSE
  • Surface Treatment: NICKEL
  • Style Designator: PLAIN ROUND
  • Material: COPPER ALLOY 230
  • Hole Diameter and Location: 0.0625 INCHES NOMINAL 1ST HOLE IN
Applications
  • Applications requiring Copper Alloy 230 construction
General Description

The Collar,shaft, cataloged under National Stock Number 3040-00-529-1136, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-00-529-1136
Primary Part NumberA458-730
Item NameCollar,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusCANCELLED
Screw Thread Series Designator and Location2ND HOLE UNIFIED NATIONAL COARSE (UNC)
Angle Between Centerlines of Securing Holes in Deg90.0
Material Document and ClassificationQQ-B-626, ALLOY 230, 1/2H FED SPEC SINGLE MATERIAL RESPONSE
Surface TreatmentNICKEL
Style DesignatorPLAIN ROUND
MaterialCOPPER ALLOY 230
Hole Diameter and Location0.0625 INCHES NOMINAL 1ST HOLE IN
Securing Hole Type and LocationUNTHREADED 1ST HOLE AND THREADED 2ND HOLE
Nominal Thread Size0.112 INCHES THREAD IN
Bore Diameter0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
Outside Diameter0.437 INCHES NOMINAL IN
Thickness0.375 INCHES NOMINAL IN
Securing Hole Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5961-00-081-6103 INTERCHANGEABLE
Semiconductor Device,diode
5365-01-398-235985353 INTERCHANGEABLE
Spacer,sleeve
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
A458-730 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
A458-730 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
43P200735 Herley Chicago Dba Stewart Warner Electronics (USA)
85353 Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West (USA)
85353 The Boeing Company Div Defense (USA)
458-730 Scomill Inc (USA)
Related Parts
5961-00-081-6103INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5365-01-398-2359INTERCHANGEABLE
SPACER,SLEEVE
85353

Frequently Asked Questions

What is NSN 3040-00-529-1136?

NSN 3040-00-529-1136 is a Collar,shaft, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-00-529-1136?

NSN 3040-00-529-1136 has 6 cross-referenced part numbers: A458-730 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), A458-730 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 43P200735 (Herley Chicago Dba Stewart Warner Electronics), 85353 (Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West), 85353 (The Boeing Company Div Defense) and 1 more.

What NSN replaces 3040-00-529-1136?

There are 2 known substitutes for 3040-00-529-1136: 5961-00-081-6103, 5365-01-398-2359. Verify interchangeability with system specifications before substitution.

What are the specifications of A458-730?

Key specifications for A458-730: Screw Thread Series Designator and Location: 2ND HOLE UNIFIED NATIONAL COARSE (UNC); Angle Between Centerlines of Securing Holes in Deg: 90.0; Material Document and Classification: QQ-B-626, ALLOY 230, 1/2H FED SPEC SINGLE MATERIAL RESPONSE; Surface Treatment: NICKEL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-00-529-1136 still in active supply?

NSN 3040-00-529-1136 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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