PartsTable
Technical Data Sheet
Download PDF

HP558105 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HP558105: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL COMP 303, overall_height: 0.265 INCHES NOMINAL IN, style_designator: PARALLEL, end_hole_diameter: 0.385 INCHES NOMINAL IN, surface_treatment: PASSIVATE, body_inside_diameter: 0.635 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-114-0075, 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
HP558105
NSN: 5340-00-114-0075
FSC: 5340 — Hardware, Commercial
CAGE: 70236 — TACTAIR FLUID CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 303
overall_height0.265 INCHES NOMINAL IN
style_designatorPARALLEL
end_hole_diameter0.385 INCHES NOMINAL IN
surface_treatmentPASSIVATE
body_inside_diameter0.635 INCHES NOMINAL IN
inside_chamfer_depth0.015 INCHES NOMINAL IN
body_outside_diameter0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
outside_chamfer_depth0.078 INCHES NOMINAL IN
mounting_hole_diameter0.025 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
inside_chamfer_angle_in_deg90.0
NSN5340-00-114-0075
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HP558105 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
BODY OUTSIDE DIAMETER: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PARALLEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 303 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.025 INCHES NOMINAL IN
•
INSIDE CHAMFER DEPTH: 0.015 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.635 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.265 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
BODY OUTSIDE DIAMETER0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
STYLE DESIGNATORPARALLEL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 303 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.025 INCHES NOMINAL IN
INSIDE CHAMFER DEPTH0.015 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.635 INCHES NOMINAL IN
OUTSIDE CHAMFER ANGLE IN DEG45.0
CASEHARDENING INDICATORNOT CASEHARDENED
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: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation
Ready to buy HP558105?
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 HP558105?
HP558105 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for HP558105?
HP558105 is cataloged in the U.S. Government catalog under NSN 5340-00-114-0075. 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 — HP558105

✓ 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.