PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123010Rifle,5.56 Millimeter

Charles Reed Knight Jr Dba Knight's Armament Company · NSN 1005-01-728-2342 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-728-2342 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-728-2342. Primary manufacturer part number: 123010.
Features
  • Rifle,5.56 Millimeter — FSC 1005
  • 1 verified cross-reference
  • Primary manufacturer: Charles Reed Knight Jr Dba Knight's Armament Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Rifle,5.56 Millimeter, cataloged under National Stock Number 1005-01-728-2342, 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. 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.

Catalog Facts
Item NameRifle,5.56 Millimeter
FSC / FSG1005 — No Item Name Available (FSG 10)
ManufacturersCharles Reed Knight Jr Dba Knight's Armament Company (CAGE 1S002)
Technical Specifications
ParameterValue
NSN1005-01-728-2342
Primary Part Number123010
Item NameRifle,5.56 Millimeter
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerCharles Reed Knight Jr Dba Knight's Armament Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-012-3010 INTERCHANGEABLE
Nut,plain,slotted,hexagon
6515-00-043-1739123010 INTERCHANGEABLE
Blade,surgical Knife,detachable
Propper Manufacturing Company, Inc. Div Propper Manufacturing Company
4010-00-651-4704123-010 INTERCHANGEABLE
Wire Rope Assembly,single Leg
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5940-00-813-0698 INTERCHANGEABLE
Terminal,lug
5961-01-083-8871123010 INTERCHANGEABLE
Transistor
Unison Industries Llc
3040-01-524-3235123010 INTERCHANGEABLE
Connecting Link,rigid
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
123010 PRIMARY Charles Reed Knight Jr Dba Knight's Armament Company (USA)
Related Parts
5310-00-012-3010INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
6515-00-043-1739INTERCHANGEABLE
BLADE,SURGICAL KNIFE,DETACHABLE
123010
4010-00-651-4704INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
123-010
5940-00-813-0698INTERCHANGEABLE
TERMINAL,LUG
5961-01-083-8871INTERCHANGEABLE
TRANSISTOR
123010
3040-01-524-3235INTERCHANGEABLE
CONNECTING LINK,RIGID
123010

Frequently Asked Questions

What is NSN 1005-01-728-2342?

NSN 1005-01-728-2342 is a Rifle,5.56 Millimeter, 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 1005-01-728-2342?

NSN 1005-01-728-2342 has 1 cross-referenced part number: 123010 (Charles Reed Knight Jr Dba Knight's Armament Company).

What NSN replaces 1005-01-728-2342?

There are 6 known substitutes for 1005-01-728-2342: 5310-00-012-3010, 6515-00-043-1739, 4010-00-651-4704 and 3 more. Verify interchangeability with system specifications before substitution.

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