PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12660-0Sight,reflex

Aimpoint Inc Dba Aimpoint Inc · NSN 1240-01-576-6134 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-576-6134 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-576-6134. Primary manufacturer part number: 12660-0.
Features
  • Sight,reflex — FSC 1240
  • Magnification Type: FIXED
  • Focusing Type: FIXED
  • 2 verified cross-references
  • Primary manufacturer: Aimpoint Inc Dba Aimpoint Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sight,reflex, cataloged under National Stock Number 1240-01-576-6134, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Aimpoint Inc Dba Aimpoint Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN1240-01-576-6134
Primary Part Number12660-0
Item NameSight,reflex
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerAimpoint Inc Dba Aimpoint Inc
StatusACTIVE
Magnification TypeFIXED
Focusing TypeFIXED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3120-00-994-4432 INTERCHANGEABLE
Bushing,sleeve
3010-01-435-2526662384-126600 RB INTERCHANGEABLE
Coupling Half,shaft
Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division
3460-01-435-3610126600 INTERCHANGEABLE
Grinding Machine,machine Tool at
Ke Marine Inc Dba Ke Marine Inc
Cross-Reference Index
Part NumberManufacturer
12660-0 PRIMARY Aimpoint Inc Dba Aimpoint Inc (USA)
447345355003 Ncb Hungary (honvedsegi Egyseges Termekkod) (HUN)
Related Parts
3120-00-994-4432INTERCHANGEABLE
BUSHING,SLEEVE
3010-01-435-2526INTERCHANGEABLE
COUPLING HALF,SHAFT
662384-126600 RB
3460-01-435-3610INTERCHANGEABLE
GRINDING MACHINE,MACHINE TOOL AT
126600

Frequently Asked Questions

What is NSN 1240-01-576-6134?

NSN 1240-01-576-6134 is a Sight,reflex, manufactured by Aimpoint Inc Dba Aimpoint Inc, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-576-6134?

NSN 1240-01-576-6134 has 2 cross-referenced part numbers: 12660-0 (Aimpoint Inc Dba Aimpoint Inc), 447345355003 (Ncb Hungary (honvedsegi Egyseges Termekkod)).

What NSN replaces 1240-01-576-6134?

There are 3 known substitutes for 1240-01-576-6134: 3120-00-994-4432, 3010-01-435-2526, 3460-01-435-3610. Verify interchangeability with system specifications before substitution.

What are the specifications of 12660-0?

Key specifications for 12660-0: Magnification Type: FIXED; Focusing Type: FIXED. 2 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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