PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10835Telescope,straight

Charles Reed Knight Jr Dba Knight's Armament Company · NSN 1240-01-601-5577 · FSC 1240 · No Item Name Available
Verified by PartsTable
NSN 1240-01-601-5577 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-601-5577. Primary manufacturer part number: 10835.
Features
  • Telescope,straight — FSC 1240
  • Magnification Type: VARIABLE
  • Objective Aperture Diameter: 57.0 MILLIMETERS NOMINAL MM
  • Carrying Case: NOT PROVIDED
  • Bracket: NOT PROVIDED
  • Straight Type Overall Length: 342.5 MILLIMETERS NOMINAL MM
  • Optical Device Type: LENS
  • Scale Markings: PROVIDED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Telescope,straight, cataloged under National Stock Number 1240-01-601-5577, is classified within Federal Supply Class 1240 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. Government technical data includes 10 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1240-01-601-5577
Primary Part Number10835
Item NameTelescope,straight
FSC / FSG1240 / 12 — No Item Name Available
ManufacturerCharles Reed Knight Jr Dba Knight's Armament Company
StatusACTIVE
Magnification TypeVARIABLE
Objective Aperture Diameter57.0 MILLIMETERS NOMINAL MM
Carrying CaseNOT PROVIDED
BracketNOT PROVIDED
Straight Type Overall Length342.5 MILLIMETERS NOMINAL MM
Optical Device TypeLENS
Scale MarkingsPROVIDED
Focusing TypeADJUSTABLE
Reticle Style DesignatorCROSSLINE
Magnification3.0 MINIMUM AND 12.0 MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5355-01-009-814010835 INTERCHANGEABLE
Window,dial
Mission Systems Orchard Park Inc
4320-01-026-28904999827-1 INTERCHANGEABLE
Ring,wearing
Kalmar AC Inc
6685-01-124-8899 INTERCHANGEABLE
Bellows Assembly
4320-01-188-342810835 INTERCHANGEABLE
Impeller,pump,centrifugal
Rps-Fl, Inc. Dba Rps Inc
3110-01-503-170610835 INTERCHANGEABLE
Bearing,ball,thrust
Climax Portable Machine Tools, Inc
5330-01-627-498110835 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Minor Rubber Co Inc
Cross-Reference Index
Part NumberManufacturer
10835 PRIMARY Charles Reed Knight Jr Dba Knight's Armament Company (USA)
Related Parts
5355-01-009-8140INTERCHANGEABLE
WINDOW,DIAL
10835
4320-01-026-2890INTERCHANGEABLE
RING,WEARING
4999827-1
6685-01-124-8899INTERCHANGEABLE
BELLOWS ASSEMBLY
4320-01-188-3428INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
10835
3110-01-503-1706INTERCHANGEABLE
BEARING,BALL,THRUST
10835
5330-01-627-4981INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
10835

Frequently Asked Questions

What is NSN 1240-01-601-5577?

NSN 1240-01-601-5577 is a Telescope,straight, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 1240 (No Item Name Available). Status: active.

What are the part numbers for NSN 1240-01-601-5577?

NSN 1240-01-601-5577 has 1 cross-referenced part number: 10835 (Charles Reed Knight Jr Dba Knight's Armament Company).

What NSN replaces 1240-01-601-5577?

There are 6 known substitutes for 1240-01-601-5577: 5355-01-009-8140, 4320-01-026-2890, 6685-01-124-8899 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10835?

Key specifications for 10835: Magnification Type: VARIABLE; Objective Aperture Diameter: 57.0 MILLIMETERS NOMINAL MM; End Item Identification: 7.62 X 51 MM SEMI-AUTOMATIC SNIPER RIFLE M110 MM; Part Name Assigned by Controlling Agency: SCHMIDT-BENDER 3-12X50MM PM II MILITARY SCOPE. 12 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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