SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL COMP 630, design_type: SOLID, end_diameter: 0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN, bore_diameter: 0.0420 INCHES MINIMUM AND 0.0440 INCHES MAXIMUM IN, overall_height: 0.1910 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN, style_designator: SEAT. This part is cataloged in the U.S.
Government catalog under NSN 5340-01-054-6386, 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
42679A
NSN:5340-01-054-6386 FSC:5340 — Hardware, Commercial CAGE:73760 — ITT AEROSPACE CONTROLS LLC DBA ITT AEROSPACE CONTROLS UNIT S (USA)
SPECIFICATIONS
material
STEEL COMP 630
design_type
SOLID
end_diameter
0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
bore_diameter
0.0420 INCHES MINIMUM AND 0.0440 INCHES MAXIMUM IN
overall_height
0.1910 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
style_designator
SEAT
first_step_length
0.0245 INCHES MINIMUM AND 0.0265 INCHES MAXIMUM IN
surface_treatment
PASSIVATE
counterbore_length
0.1610 INCHES MINIMUM AND 0.1670 INCHES MAXIMUM IN
first_step_diameter
0.2630 INCHES MINIMUM AND 0.2640 INCHES MAXIMUM IN
counterbore_diameter
0.0870 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN
countersink_diameter
0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
NSN
5340-01-054-6386
COMPONENT DIAGRAM
KEY FEATURES
•
COUNTERSINK ANGLE IN DEG: 45.0
•
FIRST STEP DIAMETER: 0.2630 INCHES MINIMUM AND 0.2640 INCHES MAXIMUM IN
•
END DIAMETER: 0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
•
COUNTERSINK DIAMETER: 0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE FROM END TO FIRST STEP: 0.1340 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT
0.1910 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
COUNTERSINK ANGLE IN DEG
45.0
FIRST STEP DIAMETER
0.2630 INCHES MINIMUM AND 0.2640 INCHES MAXIMUM IN
END DIAMETER
0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
COUNTERSINK DIAMETER
0.1315 INCHES MINIMUM AND 0.1325 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
DISTANCE FROM END TO FIRST STEP
0.1340 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
DESIGN TYPE
SOLID
STYLE DESIGNATOR
SEAT
MATERIAL DOCUMENT AND CLASSIFICATION
AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 42679A?
42679A is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 42679A?
42679A is cataloged in the U.S. Government catalog under NSN 5340-01-054-6386. This indicates validated use in U.S. government and defense supply chains.
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