PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

5582527Holder,optical Element

Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate · NSN 1240-00-558-2527 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-00-558-2527 — this item is cataloged by the U.S. Government under National Stock Number 1240-00-558-2527. Primary manufacturer part number: 5582527.
Features
  • Holder,optical Element — FSC 1240
  • FSC Application Data: LEFT ERECTING PRISM,TELESCOPE,BC,M65
  • Material: ALUMINUM ALLOY
  • Surface Treatment: OXIDE
  • Attachment to Item Supported Method: HOLDS PRISM BY MEANS OF SPRING AT EACH END AND FOUR FINGERS FROM THE HOLDER
  • Supporting Object/surface Attachment Method: FOUR 0.157 1. MTG HOLES 4-3/4 IN. BY 1/2 IN. MTG CENTER. MTG HOLES ARE 25 DEG TO LEFT OF CENTER LINE IN
  • 1 verified cross-reference
  • Primary manufacturer: Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Holder,optical Element, cataloged under National Stock Number 1240-00-558-2527, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1240-00-558-2527
Primary Part Number5582527
Item NameHolder,optical Element
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
StatusACTIVE
FSC Application DataLEFT ERECTING PRISM,TELESCOPE,BC,M65
MaterialALUMINUM ALLOY
Surface TreatmentOXIDE
Attachment to Item Supported MethodHOLDS PRISM BY MEANS OF SPRING AT EACH END AND FOUR FINGERS FROM THE HOLDER
Supporting Object/surface Attachment MethodFOUR 0.157 1. MTG HOLES 4-3/4 IN. BY 1/2 IN. MTG CENTER. MTG HOLES ARE 25 DEG TO LEFT OF CENTER LINE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-01-203-653844648-19 INTERCHANGEABLE
Strap,webbing
Ancra International Llc
Cross-Reference Index
Part NumberManufacturer
5582527 PRIMARY Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
Related Parts
5340-01-203-6538INTERCHANGEABLE
STRAP,WEBBING
44648-19

Frequently Asked Questions

What is NSN 1240-00-558-2527?

NSN 1240-00-558-2527 is a Holder,optical Element, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-00-558-2527?

NSN 1240-00-558-2527 has 1 cross-referenced part number: 5582527 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).

What NSN replaces 1240-00-558-2527?

There is 1 known substitute for 1240-00-558-2527: 5340-01-203-6538. Verify interchangeability with system specifications before substitution.

What are the specifications of 5582527?

Key specifications for 5582527: FSC Application Data: LEFT ERECTING PRISM,TELESCOPE,BC,M65; Material: ALUMINUM ALLOY; Surface Treatment: OXIDE; Attachment to Item Supported Method: HOLDS PRISM BY MEANS OF SPRING AT EACH END AND FOUR FINGERS FROM THE HOLDER. 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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