PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

WRMCX-5B-TAP-SBRRifle,5.56 Millimeter

Sig Sauer Inc. · NSN 1005-01-725-1454 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-725-1454 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-725-1454. Primary manufacturer part number: WRMCX-5B-TAP-SBR.
Features
  • Rifle,5.56 Millimeter — FSC 1005
  • Size Designation: 5.56 MILLIMETER MM
  • Feeding Device Capacity: 30
  • Model Number: MCX RATTLER SBR 5.56 NATO
  • Weapon Size Designation: 5.56 MILLIMETER MM
  • Operation Method: GAS
  • Type/model Designation: MCX RATTLER SBR 5.56 NATO
  • Feed Method: MAGAZINE
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 1005-01-725-1454, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Sig Sauer Inc.. Government technical data includes 7 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-725-1454
Primary Part NumberWRMCX-5B-TAP-SBR
Item NameRifle,5.56 Millimeter
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerSig Sauer Inc.
StatusACTIVE
Size Designation5.56 MILLIMETER MM
Feeding Device Capacity30
Model NumberMCX RATTLER SBR 5.56 NATO
Weapon Size Designation5.56 MILLIMETER MM
Operation MethodGAS
Type/model DesignationMCX RATTLER SBR 5.56 NATO
Feed MethodMAGAZINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
WRMCX-5B-TAP-SBR PRIMARY Sig Sauer Inc. (USA)
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Frequently Asked Questions

What is NSN 1005-01-725-1454?

NSN 1005-01-725-1454 is a Rifle,5.56 Millimeter, manufactured by Sig Sauer Inc., classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-725-1454?

NSN 1005-01-725-1454 has 1 cross-referenced part number: WRMCX-5B-TAP-SBR (Sig Sauer Inc.).

What are the specifications of WRMCX-5B-TAP-SBR?

Key specifications for WRMCX-5B-TAP-SBR: Size Designation: 5.56 MILLIMETER MM; Special Features: BARREL LENGTH 140 MILLIMETERS, 30 ROUND POLYMER MAGAZINE, SEMI AUTO ACTION, FOLDING MINIMALIST STOCK TYPE COLD HAMMER FORGED CARBON STEEL BARREL MATERIAL, MATCHLITE DUO TRIGGER TYPE, TWIST RATE OF 1 TO 7, GRIP TYPE IS POLYMER, RECEIVER FINISH IS HARD COAT ANODIZED, OVERALL WIDTH IS 71 MILLIMETERS, OVERALL HEIGHT IS 203 MILLIMETERS, WEIGHT IS 3 KILOGRAMS. KG; Overall Length: 584.0 MILLIMETERS NOMINAL MM; Feeding Device Capacity: 30. 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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