PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25654Sight,front

Charles Reed Knight Jr Dba Knight's Armament Company · NSN 1005-01-601-5576 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-601-5576 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-601-5576. Primary manufacturer part number: 25654.
Features
  • Sight,front — FSC 1005
  • Style Designator: DOVETAIL BLADE
  • Height: 42.2 MILLIMETERS NOMINAL MM
  • Length: 22.6 MILLIMETERS NOMINAL MM
  • Blade Width: 1.7 MILLIMETERS NOMINAL MM
  • Base Width: 33.2 MILLIMETERS NOMINAL MM
  • Material: STEEL
  • 1 verified cross-reference
Applications
  • Applications requiring Steel construction
General Description

The Sight,front, cataloged under National Stock Number 1005-01-601-5576, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. Government technical data includes 6 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
NSN1005-01-601-5576
Primary Part Number25654
Item NameSight,front
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerCharles Reed Knight Jr Dba Knight's Armament Company
StatusACTIVE
Style DesignatorDOVETAIL BLADE
Height42.2 MILLIMETERS NOMINAL MM
Length22.6 MILLIMETERS NOMINAL MM
Blade Width1.7 MILLIMETERS NOMINAL MM
Base Width33.2 MILLIMETERS NOMINAL MM
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-621-114625654 INTERCHANGEABLE
Gasket,water Pump T
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
4720-00-913-5910 INTERCHANGEABLE
Hose Assembly,nonmetallic
4820-01-063-594863645 INTERCHANGEABLE
Valve,flow Control
Sarco Inc
5305-01-314-920325654 INTERCHANGEABLE
Screw,machine
Barksdale, Inc
5977-01-522-089925654 INTERCHANGEABLE
Holder,electrode
Mettler-Toledo Llc
5925-01-732-2100A9F54202 INTERCHANGEABLE
Circuit Breaker
Schneider Electric Usa, Inc.
Cross-Reference Index
Part NumberManufacturer
25654 PRIMARY Charles Reed Knight Jr Dba Knight's Armament Company (USA)
Related Parts
5330-00-621-1146INTERCHANGEABLE
GASKET,WATER PUMP T
25654
4720-00-913-5910INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4820-01-063-5948INTERCHANGEABLE
VALVE,FLOW CONTROL
63645
5305-01-314-9203INTERCHANGEABLE
SCREW,MACHINE
25654
5977-01-522-0899INTERCHANGEABLE
HOLDER,ELECTRODE
25654
5925-01-732-2100INTERCHANGEABLE
CIRCUIT BREAKER
A9F54202

Frequently Asked Questions

What is NSN 1005-01-601-5576?

NSN 1005-01-601-5576 is a Sight,front, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-601-5576?

NSN 1005-01-601-5576 has 1 cross-referenced part number: 25654 (Charles Reed Knight Jr Dba Knight's Armament Company).

What NSN replaces 1005-01-601-5576?

There are 6 known substitutes for 1005-01-601-5576: 5330-00-621-1146, 4720-00-913-5910, 4820-01-063-5948 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25654?

Key specifications for 25654: Style Designator: DOVETAIL BLADE; Special Features: REMOVEABLE FOLDING FRONT SIGHT ASSEMBLY; Part Name Assigned by Controlling Agency: RAIL MOUNTED FRONT MICRO SIGHT; Height: 42.2 MILLIMETERS NOMINAL MM. 9 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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