PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

069500Periscope,submarine

L3 Technologies, Inc. Div L3 Keo · NSN 1240-01-487-0870 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-487-0870 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-487-0870. Primary manufacturer part number: 069500.
Features
  • Periscope,submarine — FSC 1240
  • 2 verified cross-references
  • Primary manufacturer: L3 Technologies, Inc. Div L3 Keo
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Periscope,submarine, cataloged under National Stock Number 1240-01-487-0870, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is L3 Technologies, Inc. Div L3 Keo. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1240-01-487-0870
Primary Part Number069500
Item NamePeriscope,submarine
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div L3 Keo
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6230-00-128-2451SC-D-6668 INTERCHANGEABLE
Blackout Filter Adapter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-689-32075801X3-4IN INTERCHANGEABLE
Valve,globe
Ohio Brass Co
5955-01-323-860877C722989P001 INTERCHANGEABLE
Crystal Unit,quartz
Lockheed Martin Corporation Div Rms
Cross-Reference Index
Part NumberManufacturer
M374 L3 Technologies, Inc. Div L3 Keo (USA)
069500 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
Related Parts
6230-00-128-2451INTERCHANGEABLE
BLACKOUT FILTER ADAPTER
SC-D-6668
4820-00-689-3207INTERCHANGEABLE
VALVE,GLOBE
5801X3-4IN
5955-01-323-8608INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
77C722989P001

Frequently Asked Questions

What is NSN 1240-01-487-0870?

NSN 1240-01-487-0870 is a Periscope,submarine, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-487-0870?

NSN 1240-01-487-0870 has 2 cross-referenced part numbers: M374 (L3 Technologies, Inc. Div L3 Keo), 069500 (L3 Technologies, Inc. Div L3 Keo).

What NSN replaces 1240-01-487-0870?

There are 3 known substitutes for 1240-01-487-0870: 6230-00-128-2451, 4820-00-689-3207, 5955-01-323-8608. Verify interchangeability with system specifications before substitution.

What are the specifications of 069500?

Key specifications for 069500: End Item Identification: M374/M374A SUBMARINE PERISCOPE SYSTEM. 1 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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