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HP1142113-1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HP1142113-1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL CORROSION RESISTING, design_type: SOLID, end_diameter: 0.2700 INCHES NOMINAL IN, bore_diameter: 0.1680 INCHES MINIMUM AND 0.1720 INCHES MAXIMUM IN, overall_height: 0.1900 INCHES NOMINAL IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-456-8909, 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
HP1142113-1
NSN: 5340-00-456-8909
FSC: 5340 — Hardware, Commercial
CAGE: 70236 — TACTAIR FLUID CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
design_typeSOLID
end_diameter0.2700 INCHES NOMINAL IN
bore_diameter0.1680 INCHES MINIMUM AND 0.1720 INCHES MAXIMUM IN
overall_height0.1900 INCHES NOMINAL IN
style_designatorSEAT
surface_treatmentPASSIVATE
first_step_diameter0.3600 INCHES NOMINAL IN
countersink_diameter0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
countersink_angle_in_deg45.0
distance_from_end_to_first_step0.1300 INCHES NOMINAL IN
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-456-8909
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HP1142113-1 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
•
COUNTERSINK ANGLE IN DEG: 45.0
•
FIRST STEP DIAMETER: 0.3600 INCHES NOMINAL IN
•
END DIAMETER: 0.2700 INCHES NOMINAL IN
•
COUNTERSINK DIAMETER: 0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE FROM END TO FIRST STEP: 0.1300 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1900 INCHES NOMINAL IN
COUNTERSINK ANGLE IN DEG45.0
FIRST STEP DIAMETER0.3600 INCHES NOMINAL IN
END DIAMETER0.2700 INCHES NOMINAL IN
COUNTERSINK DIAMETER0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
DISTANCE FROM END TO FIRST STEP0.1300 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
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 — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HP1142113-1?
HP1142113-1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for HP1142113-1?
HP1142113-1 is cataloged in the U.S. Government catalog under NSN 5340-00-456-8909. 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.