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 COMP 1212, design_type: SOLID, end_diameter: 0.8120 INCHES NOMINAL IN, bore_diameter: 0.7480 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN, overall_height: 0.5620 INCHES NOMINAL IN, bore_taper_in_deg: 8.583. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-384-1024, 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
3H1926-1R21
NSN:5340-00-384-1024 FSC:5340 CAGE:80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
material
STEEL COMP 1212
design_type
SOLID
end_diameter
0.8120 INCHES NOMINAL IN
bore_diameter
0.7480 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN
overall_height
0.5620 INCHES NOMINAL IN
bore_taper_in_deg
8.583
features_provided
CASEHARDENED
first_step_length
0.0940 INCHES NOMINAL IN
seat_angle_in_deg
13.0
first_step_diameter
1.4275 INCHES MINIMUM AND 1.4375 INCHES MAXIMUM IN
second_end_diameter
0.8750 INCHES NOMINAL IN
chamfer_angle_in_deg
30.0
NSN
5340-00-384-1024
COMPONENT DIAGRAM
KEY FEATURES
•
FIRST STEP LENGTH: 0.0940 INCHES NOMINAL IN
•
SECOND STEP DIAMETER: 1.8120 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.2810 INCHES NOMINAL IN
•
BORE TAPER IN DEG: 8.583
•
FEATURES PROVIDED: CASEHARDENED
•
SECOND END DIAMETER: 0.8750 INCHES NOMINAL IN
•
END DIAMETER: 0.8120 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
TECHNICAL CHARACTERISTICS (FLIS)
FIRST STEP LENGTH
0.0940 INCHES NOMINAL IN
SECOND STEP DIAMETER
1.8120 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP
0.2810 INCHES NOMINAL IN
BORE TAPER IN DEG
8.583
FEATURES PROVIDED
CASEHARDENED
SECOND END DIAMETER
0.8750 INCHES NOMINAL IN
END DIAMETER
0.8120 INCHES NOMINAL IN
DESIGN TYPE
SOLID
MATERIAL
STEEL COMP 1212
BORE DIAMETER
0.7480 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is 3H1926-1R21?
3H1926-1R21 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 3H1926-1R21?
There are 10 known substitutes for 3H1926-1R21: 24305, 2540005213500, 63800 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3H1926-1R21?
3H1926-1R21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-384-1024. This indicates validated use in U.S. government and defense supply chains.
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