PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GS75Case,optical Instrument

Vortex Optics · NSN 1240-01-707-2255 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-707-2255 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-707-2255. Primary manufacturer part number: GS75.
Features
  • Case,optical Instrument — FSC 1240
  • 1 verified cross-reference
  • Primary manufacturer: Vortex Optics
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Case,optical Instrument, cataloged under National Stock Number 1240-01-707-2255, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Vortex Optics. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1240-01-707-2255
Primary Part NumberGS75
Item NameCase,optical Instrument
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerVortex Optics
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-174-2909307-1010-000 INTERCHANGEABLE
Eyelet,metallic
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
GS75 PRIMARY Vortex Optics (USA)
Related Parts
5325-00-174-2909INTERCHANGEABLE
EYELET,METALLIC
307-1010-000

Frequently Asked Questions

What is NSN 1240-01-707-2255?

NSN 1240-01-707-2255 is a Case,optical Instrument, manufactured by Vortex Optics, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-707-2255?

NSN 1240-01-707-2255 has 1 cross-referenced part number: GS75 (Vortex Optics).

What NSN replaces 1240-01-707-2255?

There is 1 known substitute for 1240-01-707-2255: 5325-00-174-2909. Verify interchangeability with system specifications before substitution.

What are the specifications of GS75?

Key specifications for GS75: Overall Height: 2.7 INCHES NOMINAL IN; Special Features: HARD STORAGE ZIPPER CASE WITH CUSTOM FOAM INSERT; Overall Width: 5.0 INCHES NOMINAL IN; Overall Length: 6.8 INCHES NOMINAL IN. 5 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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