PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56-238Shield,electron Tube

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5960-00-284-6557 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-284-6557 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-284-6557. Primary manufacturer part number: 56-238.
Features
  • Shield,electron Tube — FSC 5960
  • Surface Treatment: NICKEL
  • Mounting Facility Type and Quantity: 2 TWIST LOCK SINGLE MOUNTING FACILITY
  • Material: COPPER
  • Overall Diameter: 1.090 INCHES NOMINAL IN
  • Style Designator: VENTILATED BAYONET TYPE
  • Eia Electron Tube Envelope Accommodated: T6 1-2
  • Accommodated Item Securing Device Type: FRICTION FASTENER
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper construction
General Description

The Shield,electron Tube, cataloged under National Stock Number 5960-00-284-6557, is classified within Federal Supply Class 5960 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 7 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5960-00-284-6557
Primary Part Number56-238
Item NameShield,electron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Surface TreatmentNICKEL
Mounting Facility Type and Quantity2 TWIST LOCK SINGLE MOUNTING FACILITY
MaterialCOPPER
Overall Diameter1.090 INCHES NOMINAL IN
Style DesignatorVENTILATED BAYONET TYPE
Eia Electron Tube Envelope AccommodatedT6 1-2
Accommodated Item Securing Device TypeFRICTION FASTENER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4320-00-408-9069ER20698-5 INTERCHANGEABLE
Carrier Assembly,pump
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
3040-00-600-2909SM-B-187441 INTERCHANGEABLE
Lever,remote Control
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1005-01-190-841756238 INTERCHANGEABLE
Pin
Eaton Aerospace, Llc Dba Jackson South
5340-01-431-3308 INTERCHANGEABLE
Boot,dust and Moisture Seal
Cross-Reference Index
Part NumberManufacturer
56-238 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
4320-00-408-9069INTERCHANGEABLE
CARRIER ASSEMBLY,PUMP
ER20698-5
3040-00-600-2909INTERCHANGEABLE
LEVER,REMOTE CONTROL
SM-B-187441
1005-01-190-8417INTERCHANGEABLE
PIN
56238
5340-01-431-3308INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL

Frequently Asked Questions

What is NSN 5960-00-284-6557?

NSN 5960-00-284-6557 is a Shield,electron Tube, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5960 (No Item Name Available). Status: active.

What are the part numbers for NSN 5960-00-284-6557?

NSN 5960-00-284-6557 has 1 cross-referenced part number: 56-238 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5960-00-284-6557?

There are 4 known substitutes for 5960-00-284-6557: 4320-00-408-9069, 3040-00-600-2909, 1005-01-190-8417 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 56-238?

Key specifications for 56-238: Surface Treatment: NICKEL; Mounting Facility Type and Quantity: 2 TWIST LOCK SINGLE MOUNTING FACILITY; Material: COPPER; Overall Diameter: 1.090 INCHES NOMINAL IN. 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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