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556-7015844-1 — STOP,MECHANICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

556-7015844-1: STOP,MECHANICAL.

The STOP,MECHANICAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, design_type: FLANGE, overall_width: 2.620 INCHES NOMINAL IN, overall_height: 0.875 INCHES NOMINAL IN, overall_length: 4.500 INCHES NOMINAL IN, flange_thickness: 0.440 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-508-2964, 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
556-7015844-1
NSN: 5340-01-508-2964
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
design_typeFLANGE
overall_width2.620 INCHES NOMINAL IN
overall_height0.875 INCHES NOMINAL IN
overall_length4.500 INCHES NOMINAL IN
flange_thickness0.440 INCHES NOMINAL IN
end_item_identificationMANIFOLD ASSY
material_document_and_classificationQQ-A-200/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-508-2964
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 556-7015844-1 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
•
FLANGE THICKNESS: 0.440 INCHES NOMINAL IN
•
DESIGN TYPE: FLANGE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.875 INCHES NOMINAL IN
FLANGE THICKNESS0.440 INCHES NOMINAL IN
DESIGN TYPEFLANGE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH4.500 INCHES NOMINAL IN
OVERALL WIDTH2.620 INCHES NOMINAL IN
END ITEM IDENTIFICATIONMANIFOLD ASSY
MATERIALALUMINUM ALLOY 6061
SUBSTITUTES & CROSS-REFERENCES 2
H791-7000-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7015844Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 556-7015844-1?
556-7015844-1 is a STOP,MECHANICAL.
What parts can replace 556-7015844-1?
There are 2 known substitutes for 556-7015844-1: H791-7000-1, 7015844. Substitute compatibility should be verified for your specific system.
What is the NSN for 556-7015844-1?
556-7015844-1 is cataloged in the U.S. Government catalog under NSN 5340-01-508-2964. 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.