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299-4556-342A — SPACER,PLATE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

299-4556-342A: SPACER,PLATE.

The SPACER,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416, hardness_rating: 24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, outside_diameter: 0.445 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN, special_features: ONE SIDE OF SPACER IS CHAMFERED 0.025 IN. BY 30.0 DEG PORM 5.0 DEG IN, style_designator: CIRCULAR, aperture_diameter: 0.276 INCHES MINIMUM AND 0.278 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5365-01-298-9752, 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
299-4556-342A
NSN: 5365-01-298-9752
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 19710 — MPC PRODUCTS CORPORATION DBA WOODWARD MPC, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 416
hardness_rating24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
outside_diameter0.445 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN
special_featuresONE SIDE OF SPACER IS CHAMFERED 0.025 IN. BY 30.0 DEG PORM 5.0 DEG IN
style_designatorCIRCULAR
aperture_diameter0.276 INCHES MINIMUM AND 0.278 INCHES MAXIMUM IN
surface_treatmentPASSIVATE
NSN5365-01-298-9752
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,PLATE TITLE COMPONENT PN 299-4556-342A MFR SPACER,PLATE
KEY FEATURES
•
HARDNESS RATING: 24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 0.445 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 0.276 INCHES MINIMUM AND 0.278 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER0.445 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN
APERTURE DIAMETER0.276 INCHES MINIMUM AND 0.278 INCHES MAXIMUM IN
SPECIAL FEATURESONE SIDE OF SPACER IS CHAMFERED 0.025 IN. BY 30.0 DEG PORM 5.0 DEG IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 416
OTHER ITEMS IN FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078 5365-00-000-7436 5365-00-001-1292 5365-00-001-1365 5365-00-001-1841 5365-00-001-1915 5365-00-001-1916 5365-00-001-1940
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 299-4556-342A?
299-4556-342A is a SPACER,PLATE.
What is the NSN for 299-4556-342A?
299-4556-342A is cataloged in the U.S. Government catalog under NSN 5365-01-298-9752. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.