Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.2780 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN, bore_diameter: 0.1910 INCHES MINIMUM AND 0.2260 INCHES MAXIMUM IN, overall_height: 0.1500 INCHES NOMINAL IN, special_features: NOT CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-580-5937, 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
571729
NSN:5331-00-580-5937 FSC:5331 — O-RING CAGE:90005 — PUROLATOR FACET INC. DIV PARKER AEROSPACE FILTRATION DIVISION DBA PUROLATOR FACET, IN (USA)
SPECIFICATIONS
material
STEEL
design_type
SOLID
end_diameter
0.2780 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
bore_diameter
0.1910 INCHES MINIMUM AND 0.2260 INCHES MAXIMUM IN
overall_height
0.1500 INCHES NOMINAL IN
special_features
NOT CASEHARDENED
style_designator
SEAT
surface_treatment
PASSIVATE
first_step_diameter
0.4800 INCHES NOMINAL IN
fsc_application_data
FUEL CONTROL,TURBOSHAFT ENGINE,AIRCRAFT
material_hardness_rating
75.0 ROCKWELL C MINIMUM AND 79.0 ROCKWELL C MAXIMUM
distance_from_end_to_first_step
0.0900 INCHES NOMINAL IN
NSN
5331-00-580-5937
COMPONENT DIAGRAM
KEY FEATURES
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.316 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 250 MAXIMUM
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN