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12914N PIECE 5 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12914N PIECE 5: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL COMP 416, design_type: SOLID, end_diameter: 0.8120 INCHES MINIMUM AND 0.8280 INCHES MAXIMUM IN, bore_diameter: 0.3910 INCHES NOMINAL IN, overall_height: 0.7500 INCHES NOMINAL IN, first_step_diameter: 1.6250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-175-7819, 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
12914N PIECE 5
NSN: 5340-01-175-7819
FSC: 5340 — Hardware, Commercial
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 416
design_typeSOLID
end_diameter0.8120 INCHES MINIMUM AND 0.8280 INCHES MAXIMUM IN
bore_diameter0.3910 INCHES NOMINAL IN
overall_height0.7500 INCHES NOMINAL IN
first_step_diameter1.6250 INCHES NOMINAL IN
distance_from_end_to_first_step0.5000 INCHES NOMINAL IN
material_document_and_classificationASTM A582, TYPE 416 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-175-7819
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12914N PIECE 5 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: 1.6250 INCHES NOMINAL IN
•
END DIAMETER: 0.8120 INCHES MINIMUM AND 0.8280 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.5000 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582, TYPE 416 ASSN STD SINGLE MATERIAL RESPONSE
•
BORE DIAMETER: 0.3910 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.7500 INCHES NOMINAL IN
FIRST STEP DIAMETER1.6250 INCHES NOMINAL IN
END DIAMETER0.8120 INCHES MINIMUM AND 0.8280 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.5000 INCHES NOMINAL IN
DESIGN TYPESOLID
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582, TYPE 416 ASSN STD SINGLE MATERIAL RESPONSE
BORE DIAMETER0.3910 INCHES NOMINAL IN
MATERIALSTEEL COMP 416
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 12914N PIECE 5?
12914N PIECE 5 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 12914N PIECE 5?
12914N PIECE 5 is cataloged in the U.S. Government catalog under NSN 5340-01-175-7819. 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.