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3024149 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3024149: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL COMP 8740, design_type: SOLID, end_diameter: 0.3500 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN, bore_diameter: 0.2700 INCHES MINIMUM AND 0.2710 INCHES MAXIMUM IN, overall_height: 0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-467-5271, 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
3024149
NSN: 5340-00-467-5271
FSC: 5340 — Hardware, Commercial
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialSTEEL COMP 8740
design_typeSOLID
end_diameter0.3500 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN
bore_diameter0.2700 INCHES MINIMUM AND 0.2710 INCHES MAXIMUM IN
overall_height0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
style_designatorSEAT
first_step_diameter0.5580 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN
material_hardness_rating35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
distance_from_end_to_first_step0.3500 INCHES MINIMUM AND 0.3700 INCHES MAXIMUM IN
material_document_and_classificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-00-467-5271
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3024149 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: 0.5580 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN
•
MATERIAL HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
•
END DIAMETER: 0.3500 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.3500 INCHES MINIMUM AND 0.3700 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
FIRST STEP DIAMETER0.5580 INCHES MINIMUM AND 0.5600 INCHES MAXIMUM IN
MATERIAL HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
END DIAMETER0.3500 INCHES MINIMUM AND 0.3600 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.3500 INCHES MINIMUM AND 0.3700 INCHES MAXIMUM IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
BORE DIAMETER0.2700 INCHES MINIMUM AND 0.2710 INCHES MAXIMUM IN
MATERIALSTEEL COMP 8740
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

No substitute or cross-reference records for this part.

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 3024149?
3024149 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 3024149?
3024149 is cataloged in the U.S. Government catalog under NSN 5340-00-467-5271. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.