74A400566-2001 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

74A400566-2001: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL COMP 630, end_diameter: 1.3600 INCHES NOMINAL IN, bore_diameter: 0.8800 INCHES NOMINAL IN, overall_height: 0.3400 INCHES NOMINAL IN, counterbore_length: 0.2500 INCHES NOMINAL IN, first_step_diameter: 2.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-477-2560, 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

74A400566-2001

NSN: 5340-01-477-2560
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP 630
end_diameter	1.3600 INCHES NOMINAL IN
bore_diameter	0.8800 INCHES NOMINAL IN
overall_height	0.3400 INCHES NOMINAL IN
special_features	SEAT, HELICAL COMPRESSION SPRING - LOWER PLANING LINK, MLG; FINISH PER STF 1205; FINISH PER ST1723;; MACHINING REQUIREMENTS PER PS23041; HEAT TREAT TO CONDITION H1025 PER PS15227 OR MIL-H-6875;
counterbore_length	0.2500 INCHES NOMINAL IN
first_step_diameter	2.2500 INCHES NOMINAL IN
counterbore_diameter	1.1750 INCHES NOMINAL IN
end_item_identification	MAIN LANDING GEAR, F/A-18(E/F)
criticality_code_justification	AGAV
material_document_and_classification	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agency	SEAT,SPRING
NSN	5340-01-477-2560

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST STEP DIAMETER: 2.2500 INCHES NOMINAL IN

•

END DIAMETER: 1.3600 INCHES NOMINAL IN

•

CRITICALITY CODE JUSTIFICATION: AGAV

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE

•

COUNTERBORE LENGTH: 0.2500 INCHES NOMINAL IN

•

COUNTERBORE DIAMETER: 1.1750 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.3400 INCHES NOMINAL IN
FIRST STEP DIAMETER	2.2500 INCHES NOMINAL IN
END DIAMETER	1.3600 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATION	AGAV
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE
COUNTERBORE LENGTH	0.2500 INCHES NOMINAL IN
COUNTERBORE DIAMETER	1.1750 INCHES NOMINAL IN
SPECIAL FEATURES	SEAT, HELICAL COMPRESSION SPRING - LOWER PLANING LINK, MLG; FINISH PER STF 1205; FINISH PER ST1723;; MACHINING REQUIREMENTS PER PS23041; HEAT TREAT TO CONDITION H1025 PER PS15227 OR MIL-H-6875;
PART NAME ASSIGNED BY CONTROLLING AGENCY	SEAT,SPRING
END ITEM IDENTIFICATION	MAIN LANDING GEAR, F/A-18(E/F)

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 demandDemilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 74A400566-2001?

74A400566-2001 is a SEAT,HELICAL COMPRESSION SPRING.

What is the NSN for 74A400566-2001?

74A400566-2001 is cataloged in the U.S. Government catalog under NSN 5340-01-477-2560. This indicates validated use in U.S. government and defense supply chains.

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74A400566-2001 — SEAT,HELICAL COMPRESSION SPRING

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