PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7509Ring,piston

Moog Inc · NSN 4310-00-345-4606 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-345-4606 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-345-4606. Primary manufacturer part number: 7509.
Features
  • Ring,piston — FSC 4310
  • Material: BERYLLIUM OVERALL
  • FSC Application Data: LANDING GEAR,RETRACTABLE
  • Cross-Sectional Shape Style: INSIDE COUNTERBORE, STRAIGHT FACE
  • Joint Style: DIAGONAL JOINT
  • Radial Wall Thickness: 0.2900 INCHES MINIMUM AND 0.2930 INCHES MAXIMUM IN
  • Ring Style: CONCENTRIC
  • Standard Bore Diameter: 2.255 INCHES IN
Applications
  • Applications requiring Beryllium Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 4310-00-345-4606, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Moog Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-345-4606
Primary Part Number7509
Item NameRing,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerMoog Inc
StatusACTIVE
MaterialBERYLLIUM OVERALL
FSC Application DataLANDING GEAR,RETRACTABLE
Cross-Sectional Shape StyleINSIDE COUNTERBORE, STRAIGHT FACE
Joint StyleDIAGONAL JOINT
Radial Wall Thickness0.2900 INCHES MINIMUM AND 0.2930 INCHES MAXIMUM IN
Ring StyleCONCENTRIC
Standard Bore Diameter2.255 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-011-3114 INTERCHANGEABLE
Washer,lock
2010-00-032-23843307511 INTERCHANGEABLE
Ring,thrust
Hatch & Kirk, Inc.
7690-00-052-45113420-9 INTERCHANGEABLE
Marker,identification
Brady United States
6740-00-211-3008 INTERCHANGEABLE
Drive,film Take Up
5360-00-317-94177509 INTERCHANGEABLE
Spring,helical,compression
Northrop Grumman Systems Corporation Div Marine Systems
5945-00-394-18777509 INTERCHANGEABLE
Armature,induction Coil
Te Connectivity Corporation
5945-00-485-518910175847 INTERCHANGEABLE
Relay,electromagnetic
Us Army Aviation and Missile Command
3110-00-554-30816209Z INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5915-00-595-79372B389 INTERCHANGEABLE
Filter,band Pass
Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled
6515-01-359-34727509 INTERCHANGEABLE
Goniometer,orthopedic
Performance Health Supply, Llc Dba Sammons Preston Rolyan
Cross-Reference Index
Part NumberManufacturer
7509 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
7509 PRIMARY Moog Inc (USA)
7509 E-Systems Inc Montek Div Fluid Controls Opns (USA)
Related Parts
5310-00-011-3114INTERCHANGEABLE
WASHER,LOCK
2010-00-032-2384INTERCHANGEABLE
RING,THRUST
3307511
7690-00-052-4511INTERCHANGEABLE
MARKER,IDENTIFICATION
3420-9
6740-00-211-3008INTERCHANGEABLE
DRIVE,FILM TAKE UP
5360-00-317-9417INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7509
5945-00-394-1877INTERCHANGEABLE
ARMATURE,INDUCTION COIL
7509
5945-00-485-5189INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
10175847
3110-00-554-3081INTERCHANGEABLE
BEARING,BALL,ANNULAR
6209Z
5915-00-595-7937INTERCHANGEABLE
FILTER,BAND PASS
2B389
6515-01-359-3472INTERCHANGEABLE
GONIOMETER,ORTHOPEDIC
7509
2590-01-412-8175INTERCHANGEABLE
SHOE,JACK-SUPPORT
12449567
7025-01-609-0104INTERCHANGEABLE
LCD ARM
7509

Frequently Asked Questions

What is NSN 4310-00-345-4606?

NSN 4310-00-345-4606 is a Ring,piston, manufactured by Moog Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-345-4606?

NSN 4310-00-345-4606 has 3 cross-referenced part numbers: 7509 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 7509 (Moog Inc), 7509 (E-Systems Inc Montek Div Fluid Controls Opns).

What NSN replaces 4310-00-345-4606?

There are 12 known substitutes for 4310-00-345-4606: 5310-00-011-3114, 2010-00-032-2384, 7690-00-052-4511 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7509?

Key specifications for 7509: Material: BERYLLIUM OVERALL; FSC Application Data: LANDING GEAR,RETRACTABLE; Cross-Sectional Shape Style: INSIDE COUNTERBORE, STRAIGHT FACE; Joint Style: DIAGONAL JOINT. 8 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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