PartsTable
Technical Data Sheet
Download PDF

GA1023 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GA1023: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 1.0000 INCHES NOMINAL IN, bore_diameter: 0.0456 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 5340-00-431-3368, 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
GA1023
NSN: 5340-00-431-3368
FSC: 5340 — Hardware, Commercial
CAGE: 13829 — PARKER HANNIFIN CORPORATION DIV CYLINDER DIVISION (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter1.0000 INCHES NOMINAL IN
bore_diameter0.0456 INCHES NOMINAL IN
overall_height0.5000 INCHES NOMINAL IN
style_designatorSEAT
first_step_diameter1.2500 INCHES NOMINAL IN
distance_from_end_to_first_step0.4250 INCHES NOMINAL IN
NSN5340-00-431-3368
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GA1023 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: 1.2500 INCHES NOMINAL IN
•
END DIAMETER: 1.0000 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.4250 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
BORE DIAMETER: 0.0456 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.5000 INCHES NOMINAL IN
FIRST STEP DIAMETER1.2500 INCHES NOMINAL IN
END DIAMETER1.0000 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.4250 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
BORE DIAMETER0.0456 INCHES NOMINAL IN
MATERIALSTEEL
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
Ready to buy GA1023?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is GA1023?
GA1023 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for GA1023?
GA1023 is cataloged in the U.S. Government catalog under NSN 5340-00-431-3368. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — GA1023

✓ 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.