PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31115-1Mount,resilient,weapon System

Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp · NSN 5342-00-664-4473 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-664-4473 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-664-4473. Primary manufacturer part number: 31115-1.
Features
  • Mount,resilient,weapon System — FSC 5342
  • Style Designator: ROUND W/FLANGED BUSHING TWO-HOLE FLANGE
  • Load Rating: 450.0 POUNDS MAXIMUM LBS
  • Flange Mounting Hole Diameter: 0.656 INCHES NOMINAL IN
  • Height: 3.125 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Load/frequency Range: 450 LB LOAD FOR 7 CPS LBS
  • Distance From Flange to End: 2.125 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Mount,resilient,weapon System, cataloged under National Stock Number 5342-00-664-4473, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5342-00-664-4473
Primary Part Number31115-1
Item NameMount,resilient,weapon System
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerHutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
StatusCANCELLED
Style DesignatorROUND W/FLANGED BUSHING TWO-HOLE FLANGE
Load Rating450.0 POUNDS MAXIMUM LBS
Flange Mounting Hole Diameter0.656 INCHES NOMINAL IN
Height3.125 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Load/frequency Range450 LB LOAD FOR 7 CPS LBS
Distance From Flange to End2.125 INCHES NOMINAL IN
Flange Thickness0.500 INCHES NOMINAL IN
Inside Diameter0.800 INCHES NOMINAL IN
Flange Length6.500 INCHES NOMINAL IN
Distance Between Mounting Hole Centers5.374 INCHES NOMINAL IN
Flange Width4.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5342-00-543-3574 INTERCHANGEABLE
Mount,resilient,weapon System
5342-00-543-3575 INTERCHANGEABLE
Mount,resilient,weapon System
5342-00-546-9224 INTERCHANGEABLE
Mount,resilient,weapon System
5342-00-598-8824 INTERCHANGEABLE
Mount,resilient,weapon System
5342-00-598-8825 INTERCHANGEABLE
Mount,resilient,weapon System
2520-00-615-60523-1-3291 INTERCHANGEABLE
Flange,companion,vehicular Unive
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
5342-00-663-3276 INTERCHANGEABLE
Mount,resilient,weapon System
5342-01-020-5071 INTERCHANGEABLE
Mount,resilient,weapon System
5342-01-020-5589 INTERCHANGEABLE
Mount,resilient,weapon System
5365-01-091-110031115-1 INTERCHANGEABLE
Shim
The Dewey Electronics Corporation Div Pitometer Log Division
Cross-Reference Index
Part NumberManufacturer
31115-1 Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp (USA)
559H344AALT3PCH3 Cramp Shipbuilding and Drydock Co (USA)
563-4700-1147679REVAPC3 Naval Ship Systems Command (USA)
410-1112-1193949ALT3PC18 Naval Ship Systems Command (USA)
488-1113-723527ALT3PCE3 Naval Ship Systems Command (USA)
575-1112-1442138REVAPC25 Naval Ship Systems Command (USA)
MIL-DTL-17508 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
576-1112-1504181REVAPC15 Naval Ship Systems Command (USA)
317-5800-815593PC302SH3 Naval Ship Systems Command (USA)
2300-1445374ALT1 Naval Ship Systems Command (USA)
4241-72REVAPC10 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4241-110REVAPC14 Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility (USA)
342-5901-1148161REVDPC1 Naval Ship Systems Command (USA)
385-1112-1225167ALT4PC18 Naval Ship Systems Command (USA)
3741-60REVAPC25 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
576-5900-1504157REVAPC10 Naval Ship Systems Command (USA)
240-1112-794556PC204 Naval Ship Systems Command (USA)
285-1112-1437073ALTBPC1 Naval Ship Systems Command (USA)
31115-1 Holt Company of Ohio (USA)
572-1112-1415269ALTBPC10 Naval Ship Systems Command (USA)
Related Parts
5342-00-543-3574INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-00-543-3575INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-00-546-9224INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-00-598-8824INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-00-598-8825INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
2520-00-615-6052INTERCHANGEABLE
FLANGE,COMPANION,VEHICULAR UNIVE
3-1-3291
5342-00-663-3276INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-01-020-5071INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-01-020-5589INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5365-01-091-1100INTERCHANGEABLE
SHIM
31115-1
5342-01-210-6154INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5342-01-210-6155INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM

Frequently Asked Questions

What is NSN 5342-00-664-4473?

NSN 5342-00-664-4473 is a Mount,resilient,weapon System, manufactured by Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp, classified under FSC 5342 (Mount,resilient,weapon System). Status: cancelled.

What are the part numbers for NSN 5342-00-664-4473?

NSN 5342-00-664-4473 has 50 cross-referenced part numbers: 31115-1 (Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp), 559H344AALT3PCH3 (Cramp Shipbuilding and Drydock Co), 563-4700-1147679REVAPC3 (Naval Ship Systems Command), 410-1112-1193949ALT3PC18 (Naval Ship Systems Command), 488-1113-723527ALT3PCE3 (Naval Ship Systems Command) and 45 more.

What NSN replaces 5342-00-664-4473?

There are 12 known substitutes for 5342-00-664-4473: 5342-00-543-3574, 5342-00-543-3575, 5342-00-546-9224 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31115-1?

Key specifications for 31115-1: Style Designator: ROUND W/FLANGED BUSHING TWO-HOLE FLANGE; Load Rating: 450.0 POUNDS MAXIMUM LBS; Flange Mounting Hole Diameter: 0.656 INCHES NOMINAL IN; Height: 3.125 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5342-00-664-4473 still in active supply?

NSN 5342-00-664-4473 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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