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LC685-12C — COUPLING,CLAMP,GROOVED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

LC685-12C: COUPLING,CLAMP,GROOVED.

The COUPLING,CLAMP,GROOVED is a the manufacturer industrial component. Key specifications include shape: ROUND, material: STEEL COMP 303 OR STEEL COMP 304 BODY, latch_style: SINGLE, inside_diameter: 0.925 INCHES MAXIMUM IN, surface_treatment: PASSIVATE BODY, end_item_identification: CH-53K. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-725-0509, 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
LC685-12C
NSN: 5340-01-725-0509
FSC: 5340 — Hardware, Commercial
CAGE: 24984 — HYDRAFLOW (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL COMP 303 OR STEEL COMP 304 BODY
latch_styleSINGLE
inside_diameter0.925 INCHES MAXIMUM IN
surface_treatmentPASSIVATE BODY
end_item_identificationCH-53K
part_name_assigned_by_controlling_agencyCOUPLING ASSEMBLY,THREADLESS
surface_treatment_document_and_classificationAMS 2700,METHOD 1 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE BODY
NSN5340-01-725-0509
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LC685-12C 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: AMS 2700,METHOD 1 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE BODY
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5638 OR 5640 AEROSPACE MATERIAL SPEC STD 1ST MATERIAL RESPONSE OR ASTM A582 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 1ST MATERIAL RESPONSE OR AMS5560,5639 OR AMS-QQ-S-763 AEROSPACE MATERIAL SPEC STD 2ND MATERIAL RESPONSE OR ASTM A376 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 2ND MATERIAL RESPONSE BODY
•
SHAPE: ROUND
•
INSIDE DIAMETER: 0.925 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE BODY
•
MATERIAL: STEEL COMP 303 OR STEEL COMP 304 BODY
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2700,METHOD 1 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5638 OR 5640 AEROSPACE MATERIAL SPEC STD 1ST MATERIAL RESPONSE OR ASTM A582 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 1ST MATERIAL RESPONSE OR AMS5560,5639 OR AMS-QQ-S-763 AEROSPACE MATERIAL SPEC STD 2ND MATERIAL RESPONSE OR ASTM A376 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 2ND MATERIAL RESPONSE BODY
SHAPEROUND
INSIDE DIAMETER0.925 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE BODY
PART NAME ASSIGNED BY CONTROLLING AGENCYCOUPLING ASSEMBLY,THREADLESS
END ITEM IDENTIFICATIONCH-53K
MATERIALSTEEL COMP 303 OR STEEL COMP 304 BODY
LATCH STYLESINGLE
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 1
LC685Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LC685-12C?
LC685-12C is a COUPLING,CLAMP,GROOVED.
What parts can replace LC685-12C?
There is 1 known substitute for LC685-12C: LC685. Substitute compatibility should be verified for your specific system.
What is the NSN for LC685-12C?
LC685-12C is cataloged in the U.S. Government catalog under NSN 5340-01-725-0509. This indicates validated use in U.S. government and defense supply chains.
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