PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 5564278
5564278 ✓ 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 LEVER,RELEASE,SMALL ARMS is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: LEVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-00-556-4278, 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
5564278
NSN: 1005-00-556-4278
FSC: 1005
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyLEVER
NSN1005-00-556-4278
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LEVER,RELEASE,SMALL ARMS TITLE COMPONENT PN 5564278 MFR LEVER,RELEASE,SMALL AR
KEY FEATURES
•
MATERIAL: STEEL
•
SURFACE TREATMENT: PHOSPHATE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
SPECIAL FEATURESSTRESS RELIEVE AT 1050 DEG F FOR 1 HR; HEAT AT 1500/1550 DEG F; QUENCH IN SALT AT 700 DEG F; HOLD 45 MIN, AIR COOL; REHEAT; OIL QUENCH; TEMPER 1 HR; FINISH: 125 MICRO INCHES; HARDEN TO ROCKWELL C51-C59; CTR HOLE 0.375 IN. DIA LOCATED 4.340 IN. FROM 1ST END; MATL-STEEL OR STEEL ASTM A331; SURFACE TREAT. -PHOSPHATE MANGANESE OR PHOSPHATE ZINC IN
END ITEM IDENTIFICATIONMACHINE GUN, .50 CAL (M2); NSN 1005-00-322-9715
SURFACE TREATMENTPHOSPHATE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
64A100A138Interchangeable
interchangeable cross-reference
interchangeable
3405-6-6Interchangeable
interchangeable cross-reference
interchangeable
S287-1094PT1Interchangeable
interchangeable cross-reference
interchangeable
A10097Interchangeable
interchangeable cross-reference
interchangeable
22NA105JInterchangeable
interchangeable cross-reference
interchangeable
MIS19239-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 5564278?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 5564278?
5564278 is a LEVER,RELEASE,SMALL ARMS.
What parts can replace 5564278?
There are 16 known substitutes for 5564278: 64A100A138, 3405-6-6, S287-1094PT1 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5564278?
5564278 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-00-556-4278. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 5564278

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026