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L5877112-003 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L5877112-003: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY, design_type: SOLID, fsc_application_data: AIRCRAFT HYDRAULIC SYSTEMS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-187-8416, 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
L5877112-003
NSN: 5340-01-187-8416
FSC: 5340 — Hardware, Commercial
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
design_typeSOLID
fsc_application_dataAIRCRAFT HYDRAULIC SYSTEMS
NSN5340-01-187-8416
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L5877112-003 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: AIRCRAFT HYDRAULIC SYSTEMS
•
DESIGN TYPE: SOLID
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAAIRCRAFT HYDRAULIC SYSTEMS
DESIGN TYPESOLID
SPECIAL FEATURESDIMENSIONS IN INCHES;0.6900 LONG,0.3580 DIAMETER 0.4400 LONG,GROOVED 0.1430 FROM FIRST END,0.2070 WIDE,0.2480 DIAMETER DEEP,FIRST END DRILLED 0.0890 SPHERICAL BOTTOM HOLE DEPTH 90 DEGREE COUNTER-SUNK 0.1120-40UNJC-3B DIAMETER THREADS;SECOND END 0.0780 DIAMETER;0.2500 LONG
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
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is L5877112-003?
L5877112-003 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for L5877112-003?
L5877112-003 is cataloged in the U.S. Government catalog under NSN 5340-01-187-8416. This indicates validated use in U.S. government and defense supply chains.
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