FN M249 Gun Parts

All gun parts listed here are specific to the FN M249 Squad automatic Weapon (SAW) unless otherwise noted. These parts are direct factory replacement parts for the 5.56x45mm caliber M249 SAW, FN M249, M249 Light Machine Gun (LMG), M249S, M249 PARA, and MINIMI whether manufactured by FNH, FN Herstal, FNH USA, or FN America. MGW offers replacement firing pins, barrels, buttstocks, 100/200 round ammo packs, links and more for this iconic machine gun. Outfit your FN M249 SAW with quality OEM and aftermarket parts and components to ensure reliable function with every round fed.

The schematic may not represent all the parts available - please scroll down for a complete list of items offered for this model.

Click on any part number highlighted in RED to view specific details or to purchase online.
It is recommended that all parts be fit by a qualified gunsmith.

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KNS Precision M249 0.62 Diamter Ball Front Sight

KNS Precision M249 0.62 Diamter Ball Front Sight

$18.00

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FN M249, MK46, MK48 Front Sight Post/Base Assembly

FN M249, MK46, MK48 Front Sight Post/Base Assembly

$173.09

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FN M249 Patch

FN M249 Patch

$15.00

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FN M249, MK46, MK48 Grip Bolt

FN M249, MK46, MK48 Grip Bolt

$55.06

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VG6 Precision Epsilon 556SL High Performance Slim Muzzle Device

VG6 Precision Epsilon 556SL High Performance Slim Muzzle Device

$80.99

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VG6 Precision Epsilon 556 High Performance Muzzle Device

VG6 Precision Epsilon 556 High Performance Muzzle Device

$80.99

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FN 249S Firing Pin Retaining Pin, Post-2022

FN 249S Firing Pin Retaining Pin, Post-2022

$40.00

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FN 249S Firing Pin Spring, Post-2022
FN 249S Slide Hammer Spring, Post-2022

FN 249S Slide Hammer Spring, Post-2022

$16.00

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FN 249S Bolt And Piston Assembly, Post-2022

FN 249S Bolt And Piston Assembly, Post-2022

$1,999.00

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FN 249S Slide, Post-2022

FN 249S Slide, Post-2022

$640.00

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FN 249S Firing Pin, Post-2022

FN 249S Firing Pin, Post-2022

$128.00

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FN M249S Bolt Assembly

FN M249S Bolt Assembly

$840.00

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FN M249S Breech Bolt

FN M249S Breech Bolt

$560.00

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