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3SR264 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3SR264: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.6875 INCHES NOMINAL IN, bore_diameter: 0.3750 INCHES NOMINAL IN, overall_height: 0.5000 INCHES NOMINAL IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-532-8992, 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
3SR264
NSN: 5340-00-532-8992
FSC: 5340 — Hardware, Commercial
CAGE: 31003 — TIME SYSTEMS CORP (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter0.6875 INCHES NOMINAL IN
bore_diameter0.3750 INCHES NOMINAL IN
overall_height0.5000 INCHES NOMINAL IN
style_designatorSEAT
first_step_length0.1094 INCHES NOMINAL IN
counterbore_length0.3750 INCHES NOMINAL IN
first_step_diameter0.9531 INCHES NOMINAL IN
chamfer_angle_in_deg65.0
counterbore_diameter0.5140 INCHES NOMINAL IN
countersink_diameter0.7500 INCHES NOMINAL IN
NSN5340-00-532-8992
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3SR264 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FIRST STEP DIAMETER: 0.9531 INCHES NOMINAL IN
•
END DIAMETER: 0.6875 INCHES NOMINAL IN
•
COUNTERSINK DIAMETER: 0.7500 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.2500 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
COUNTERBORE LENGTH: 0.3750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.5000 INCHES NOMINAL IN
FIRST STEP DIAMETER0.9531 INCHES NOMINAL IN
END DIAMETER0.6875 INCHES NOMINAL IN
COUNTERSINK DIAMETER0.7500 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.2500 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
COUNTERBORE LENGTH0.3750 INCHES NOMINAL IN
SECOND STEP DIAMETER1.3281 INCHES NOMINAL IN
COUNTERBORE DIAMETER0.5140 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
EAU-6514-AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3SR264?
3SR264 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 3SR264?
There is 1 known substitute for 3SR264: EAU-6514-A. Substitute compatibility should be verified for your specific system.
What is the NSN for 3SR264?
3SR264 is cataloged in the U.S. Government catalog under NSN 5340-00-532-8992. This indicates validated use in U.S. government and defense supply chains.
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