PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M635Sight,bore,optical

Lightforce Usa, Incorporated Div Mil-Gov-Le · NSN 1240-01-714-1638 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-714-1638 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-714-1638. Primary manufacturer part number: M635.
Features
  • Sight,bore,optical — FSC 1240
  • 1 verified cross-reference
  • Primary manufacturer: Lightforce Usa, Incorporated Div Mil-Gov-Le
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sight,bore,optical, cataloged under National Stock Number 1240-01-714-1638, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Lightforce Usa, Incorporated Div Mil-Gov-Le. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSight,bore,optical
FSC / FSG1240 — No Item Name Available (FSG 12)
ManufacturersLightforce Usa, Incorporated Div Mil-Gov-Le (CAGE 1SLF0)
Technical Specifications
ParameterValue
NSN1240-01-714-1638
Primary Part NumberM635
Item NameSight,bore,optical
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerLightforce Usa, Incorporated Div Mil-Gov-Le
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6105-00-308-9040 INTERCHANGEABLE
Winding,motor Field
4810-00-890-3294M635 INTERCHANGEABLE
Valve,solenoid
Emerson Electric Co Alco Controls Div
Cross-Reference Index
Part NumberManufacturer
M635 PRIMARY Lightforce Usa, Incorporated Div Mil-Gov-Le (USA)
Related Parts
6105-00-308-9040INTERCHANGEABLE
WINDING,MOTOR FIELD
4810-00-890-3294INTERCHANGEABLE
VALVE,SOLENOID
M635

Frequently Asked Questions

What is NSN 1240-01-714-1638?

NSN 1240-01-714-1638 is a Sight,bore,optical, manufactured by Lightforce Usa, Incorporated Div Mil-Gov-Le, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-714-1638?

NSN 1240-01-714-1638 has 1 cross-referenced part number: M635 (Lightforce Usa, Incorporated Div Mil-Gov-Le).

What NSN replaces 1240-01-714-1638?

There are 2 known substitutes for 1240-01-714-1638: 6105-00-308-9040, 4810-00-890-3294. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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