RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: ALUMINUM ALLOY 6061, overall_height: 1.440 INCHES MINIMUM AND 1.450 INCHES MAXIMUM IN, flange_diameter: 1.560 INCHES NOMINAL IN, style_designator: IRREGULAR, surface_treatment: ANODIZE, body_inside_diameter: 0.484 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5340-01-140-3701, 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.
QQ-A-200/8, 6061, T6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/8, ALLOY 6061, T6 FED SPEC 2ND MATERIAL RESPONSE
surface_treatment_document_and_classification
MIL-8625,TYPE 3,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
NSN
5340-01-140-3701
COMPONENT DIAGRAM
KEY FEATURES
•
FLANGE DIAMETER: 1.560 INCHES NOMINAL IN
•
FSC APPLICATION DATA: AIRCRAFT WHEEL AND BRAKE SYSTEM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-8625,TYPE 3,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
•
BODY OUTSIDE DIAMETER: 1.154 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: IRREGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/8, 6061, T6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/8, ALLOY 6061, T6 FED SPEC 2ND MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 0.484 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER
1.560 INCHES NOMINAL IN
OVERALL HEIGHT
1.440 INCHES MINIMUM AND 1.450 INCHES MAXIMUM IN
FSC APPLICATION DATA
AIRCRAFT WHEEL AND BRAKE SYSTEM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
MIL-8625,TYPE 3,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
BODY OUTSIDE DIAMETER
1.154 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
STYLE DESIGNATOR
IRREGULAR
MATERIAL DOCUMENT AND CLASSIFICATION
QQ-A-200/8, 6061, T6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/8, ALLOY 6061, T6 FED SPEC 2ND MATERIAL RESPONSE
BODY INSIDE DIAMETER
0.484 INCHES MINIMUM AND 0.487 INCHES MAXIMUM IN
CASEHARDENING INDICATOR
NOT CASEHARDENED
SURFACE TREATMENT
ANODIZE
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is MC14821?
MC14821 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace MC14821?
There is 1 known substitute for MC14821: 10112718. Substitute compatibility should be verified for your specific system.
What is the NSN for MC14821?
MC14821 is cataloged in the U.S. Government catalog under NSN 5340-01-140-3701. This indicates validated use in U.S. government and defense supply chains.
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