The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.875 INCHES NOMINAL IN, seal_seat_depth: 0.688 INCHES NOMINAL IN, flange_thickness: 0.500 INCHES NOMINAL IN, special_features: SEAL SEAT DIA CHAMFER 45 DEG BY 0.250 IN. IN, style_designator: FLANGED.
This part is cataloged in the U.S. Government catalog under NSN 5330-00-477-1990, 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
330-521-23-26
NSN:5330-00-477-1990 FSC:5330 — Packing and Gasket Materials CAGE:81220 — NATIONAL STEEL AND SHIPBUILDING COMPANY (USA)
SPECIFICATIONS
material
STEEL OVERALL
overall_height
0.875 INCHES NOMINAL IN
seal_seat_depth
0.688 INCHES NOMINAL IN
flange_thickness
0.500 INCHES NOMINAL IN
special_features
SEAL SEAT DIA CHAMFER 45 DEG BY 0.250 IN. IN
style_designator
FLANGED
aperture_diameter
2.562 INCHES NOMINAL IN
bolt_hole_diameter
0.406 INCHES NOMINAL IN
bolt_hole_quantity
6
seal_seat_diameter
3.313 INCHES NOMINAL IN
bolt_circle_diameter
5.250 INCHES NOMINAL IN
body_outside_diameter
4.092 INCHES MINIMUM AND 4.094 INCHES MAXIMUM IN
NSN
5330-00-477-1990
COMPONENT DIAGRAM
KEY FEATURES
•
FLANGE THICKNESS: 0.500 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 4.092 INCHES MINIMUM AND 4.094 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: FLANGED
•
BOLT HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
SEAL SEAT DIAMETER: 3.313 INCHES NOMINAL IN
•
APERTURE DIAMETER: 2.562 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT
0.875 INCHES NOMINAL IN
FLANGE THICKNESS
0.500 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER
4.092 INCHES MINIMUM AND 4.094 INCHES MAXIMUM IN
STYLE DESIGNATOR
FLANGED
BOLT HOLE DIAMETER
0.406 INCHES NOMINAL IN
SEAL SEAT DIAMETER
3.313 INCHES NOMINAL IN
APERTURE DIAMETER
2.562 INCHES NOMINAL IN
BOLT HOLE QUANTITY
6
BOLT CIRCLE DIAMETER
5.250 INCHES NOMINAL IN
SPECIAL FEATURES
SEAL SEAT DIA CHAMFER 45 DEG BY 0.250 IN. IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 330-521-23-26?
330-521-23-26 is a RETAINER,SEAL.
What is the NSN for 330-521-23-26?
330-521-23-26 is cataloged in the U.S. Government catalog under NSN 5330-00-477-1990. This indicates validated use in U.S. government and defense supply chains.
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