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Technical Data Sheet
FH556SA ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SUPPRESSOR,FLASH is a the manufacturer industrial component. Key specifications include special_features: HALF-28 THREAD; FOR 5.56 MM WEAPON MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-01-554-3051, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
FH556SA
NSN: 1005-01-554-3051
FSC: 1005
CAGE: KCNE3 — IAN EDGAR (LIVERPOOL) LTD, T/A EDGAR BROTHERS (GBR)
SPECIFICATIONS
special_featuresHALF-28 THREAD; FOR 5.56 MM WEAPON MM
NSN1005-01-554-3051
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SUPPRESSOR,FLASH TITLE COMPONENT PN FH556SA MFR SUPPRESSOR,FLASH
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESHALF-28 THREAD; FOR 5.56 MM WEAPON MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
70334Interchangeable
interchangeable cross-reference
interchangeable
7033-004-2Interchangeable
interchangeable cross-reference
interchangeable
22253Interchangeable
interchangeable cross-reference
interchangeable
AP-656Interchangeable
interchangeable cross-reference
interchangeable
410602Interchangeable
interchangeable cross-reference
interchangeable
N70334Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FH556SA?
FH556SA is a SUPPRESSOR,FLASH.
What parts can replace FH556SA?
There are 9 known substitutes for FH556SA: 70334, 7033-004-2, 22253 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FH556SA?
FH556SA is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-01-554-3051. This indicates validated use in U.S. government and defense supply chains.
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