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7075-10-202-1105 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7075-10-202-1105: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: ALUMINUM ALLOY 7075, overall_height: 3.125 INCHES NOMINAL IN, flange_diameter: 1.125 INCHES NOMINAL IN, flange_thickness: 0.250 INCHES NOMINAL IN, style_designator: IRREGULAR, end_hole_diameter: 0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-101-4206, 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
7075-10-202-1105
NSN: 5340-01-101-4206
FSC: 5340 — Hardware, Commercial
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075
overall_height3.125 INCHES NOMINAL IN
flange_diameter1.125 INCHES NOMINAL IN
flange_thickness0.250 INCHES NOMINAL IN
style_designatorIRREGULAR
end_hole_diameter0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
body_inside_diameter0.620 INCHES NOMINAL IN
body_outside_diameter1.247 INCHES MINIMUM AND 1.249 INCHES MAXIMUM IN
material_document_and_classificationQQ-A-225/9, ALLOY 7075, T7351 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-101-4206
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7075-10-202-1105 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
•
FLANGE DIAMETER: 1.125 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.250 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.247 INCHES MINIMUM AND 1.249 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: IRREGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/9, ALLOY 7075, T7351 FED SPEC SINGLE MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 0.620 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 7075
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER1.125 INCHES NOMINAL IN
OVERALL HEIGHT3.125 INCHES NOMINAL IN
FLANGE THICKNESS0.250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.247 INCHES MINIMUM AND 1.249 INCHES MAXIMUM IN
STYLE DESIGNATORIRREGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9, ALLOY 7075, T7351 FED SPEC SINGLE MATERIAL RESPONSE
BODY INSIDE DIAMETER0.620 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 7075
END HOLE DIAMETER0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7075-10-202-1105?
7075-10-202-1105 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 7075-10-202-1105?
7075-10-202-1105 is cataloged in the U.S. Government catalog under NSN 5340-01-101-4206. 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.