The 28559 is a the manufacturer industrial component. Key specifications include ring_style: INTERNAL, usage_design: INTERNAL, major_thickness: 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN, outside_diameter: 2.530 INCHES MINIMUM AND 2.600 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.
Government catalog under NSN 5330-00-019-8140, 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
MRO→MRO_GENERAL→28559
NSN:5330-00-019-8140 NIINs:000198140, 000626680, 008051398 FSC:5330 — Packing and Gasket Materials CAGE:95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
ring_style
INTERNAL
usage_design
INTERNAL
major_thickness
0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
outside_diameter
2.530 INCHES MINIMUM AND 2.600 INCHES MAXIMUM IN
surface_treatment
CADMIUM AND CHROMATE
casehardening_indicator
NOT CASEHARDENED
material_hardness_rating
47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
cross-sectional_shape_style
RECTANGULAR
material_document_and_classification
FED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 FED STD SINGLE MATERIAL RESPONSE
NSN
5330-00-019-8140
COMPONENT DIAGRAM
KEY FEATURES
•
SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURES
CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURES
STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
SUBSTITUTES & CROSS-REFERENCES
No substitute or cross-reference records for this part.
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28559?
28559 is a 28559. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 28559?
28559 is cataloged in the U.S. Government catalog under NSN 5330-00-019-8140. This indicates validated use in U.S. government and defense supply chains.
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