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10105426 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10105426: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL COMP 440C, overall_height: 1.190 INCHES NOMINAL IN, style_designator: IRREGULAR, end_hole_diameter: 0.810 INCHES NOMINAL IN, body_inside_diameter: 0.890 INCHES NOMINAL IN, fsc_application_data: ACFT LANDING GEAR. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-115-5594, 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
10105426
NSN: 5340-01-115-5594
FSC: 5340 — Hardware, Commercial
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL COMP 440C
overall_height1.190 INCHES NOMINAL IN
style_designatorIRREGULAR
end_hole_diameter0.810 INCHES NOMINAL IN
body_inside_diameter0.890 INCHES NOMINAL IN
fsc_application_dataACFT LANDING GEAR
body_outside_diameter1.239 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM
material_document_and_classificationQQ-S-763, CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-115-5594
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10105426 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: ACFT LANDING GEAR
•
MATERIAL HARDNESS RATING: 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM
•
BODY OUTSIDE DIAMETER: 1.239 INCHES NOMINAL IN
•
STYLE DESIGNATOR: IRREGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 0.890 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.190 INCHES NOMINAL IN
FSC APPLICATION DATAACFT LANDING GEAR
MATERIAL HARDNESS RATING57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM
BODY OUTSIDE DIAMETER1.239 INCHES NOMINAL IN
STYLE DESIGNATORIRREGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE
BODY INSIDE DIAMETER0.890 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIALSTEEL COMP 440C
END HOLE DIAMETER0.810 INCHES NOMINAL 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 1
74A410757-2001Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 10105426?
10105426 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace 10105426?
There is 1 known substitute for 10105426: 74A410757-2001. Substitute compatibility should be verified for your specific system.
What is the NSN for 10105426?
10105426 is cataloged in the U.S. Government catalog under NSN 5340-01-115-5594. 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.