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750422-1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

750422-1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY, surface_treatment: ANODIZE, fsc_application_data: AIR CONDITIONING SYSTEM,ACFT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-467-5554, 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
750422-1
NSN: 5340-00-467-5554
FSC: 5340 — Hardware, Commercial
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
special_featuresROCKWELL 30T SCALE 49.5 MIN. HARDNESS;MATL-ALUM. ALLOY AMS 4117,CAGE 81343;ANODIZE HS334 TYPE 1A,CAGE 73030;NOT CASEHARDENED A
surface_treatmentANODIZE
fsc_application_dataAIR CONDITIONING SYSTEM,ACFT
NSN5340-00-467-5554
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 750422-1 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
•
FSC APPLICATION DATA: AIR CONDITIONING SYSTEM,ACFT
•
SURFACE TREATMENT: ANODIZE
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAAIR CONDITIONING SYSTEM,ACFT
SPECIAL FEATURESROCKWELL 30T SCALE 49.5 MIN. HARDNESS;MATL-ALUM. ALLOY AMS 4117,CAGE 81343;ANODIZE HS334 TYPE 1A,CAGE 73030;NOT CASEHARDENED A
SURFACE TREATMENTANODIZE
MATERIALALUMINUM ALLOY
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 750422-1?
750422-1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 750422-1?
750422-1 is cataloged in the U.S. Government catalog under NSN 5340-00-467-5554. 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.