PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11355Mount,sight

Aimpoint Inc Dba Aimpoint Inc · NSN 1240-01-551-5740 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-551-5740 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-551-5740. Primary manufacturer part number: 11355.
Features
  • Mount,sight — FSC 1240
  • Instrument Light Accommodation: NOT PROVIDED
  • 7 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 Mount,sight, cataloged under National Stock Number 1240-01-551-5740, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1240-01-551-5740
Primary Part Number11355
Item NameMount,sight
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerAimpoint Inc Dba Aimpoint Inc
StatusACTIVE
Instrument Light AccommodationNOT PROVIDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-189-9279 INTERCHANGEABLE
Drill,twist
5815-00-219-9925 INTERCHANGEABLE
Holder,number Tape
5133-00-224-4029 INTERCHANGEABLE
Drill,twist
5133-00-228-1342 INTERCHANGEABLE
Drill,twist
5430-00-255-0655113-55 INTERCHANGEABLE
Handle,drain Valve
Blue Jay Manufacturing Co
6665-00-355-542311355 INTERCHANGEABLE
Filament,e,plosiome
Mine Safety Appliances Company
2825-00-389-9741 INTERCHANGEABLE
Seat,governor Valve
5930-00-496-390910166 INTERCHANGEABLE
Switch,toggle
Middleby Marshall Inc Conveyor Ovens and Mixers Div
6665-00-675-9422 INTERCHANGEABLE
Guard
5950-00-724-6209 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
11355 Aimpoint Sweden Ab (SWE)
12234 Aimpoint Inc Dba Aimpoint Inc (USA)
12234 Aimpoint Ab (SWE)
11355 Aimpoint Ab (SWE)
11355 Ugo Dr. Passalacqua (ITA)
11355 Aimpoint Aktiebolag (SWE)
11355 PRIMARY Aimpoint Inc Dba Aimpoint Inc (USA)
Related Parts
5133-00-189-9279INTERCHANGEABLE
DRILL,TWIST
5815-00-219-9925INTERCHANGEABLE
HOLDER,NUMBER TAPE
5133-00-224-4029INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1342INTERCHANGEABLE
DRILL,TWIST
5430-00-255-0655INTERCHANGEABLE
HANDLE,DRAIN VALVE
113-55
6665-00-355-5423INTERCHANGEABLE
FILAMENT,E,PLOSIOME
11355
2825-00-389-9741INTERCHANGEABLE
SEAT,GOVERNOR VALVE
5930-00-496-3909INTERCHANGEABLE
SWITCH,TOGGLE
10166
6665-00-675-9422INTERCHANGEABLE
GUARD
5950-00-724-6209INTERCHANGEABLE
COIL,RADIO FREQUENCY
5136-00-729-5701INTERCHANGEABLE
TAP,THREAD CUTTING
54885
5950-00-883-3907INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 1240-01-551-5740?

NSN 1240-01-551-5740 is a Mount,sight, manufactured by Aimpoint Inc Dba Aimpoint Inc, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-551-5740?

NSN 1240-01-551-5740 has 7 cross-referenced part numbers: 11355 (Aimpoint Sweden Ab), 12234 (Aimpoint Inc Dba Aimpoint Inc), 12234 (Aimpoint Ab), 11355 (Aimpoint Ab), 11355 (Ugo Dr. Passalacqua) and 2 more.

What NSN replaces 1240-01-551-5740?

There are 12 known substitutes for 1240-01-551-5740: 5133-00-189-9279, 5815-00-219-9925, 5133-00-224-4029 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11355?

Key specifications for 11355: End Item Identification: AIMPOINT 3XMAG MAGNIFYING MODULE; Part Name Assigned by Controlling Agency: AIMPOINT 3XMAG TWIST MOUNT; Instrument Light Accommodation: NOT PROVIDED; Special Features: ALLOWS FOR QUICK ATTACHMENT/DETACHMENT; FITS ANY MIL-S-1913 PICATINNY RAIL; PART CONSISTS OF TWIST MOUNT RING AND BASE ASSEMBLED TOGETHER. 4 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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