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Technical Data Sheet
PartsTable / COMPONENT / 581664&1
581664&1 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The 581664&1 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-177-4073, 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
581664&1
NSN: 5340-00-177-4073
FSC: 5340
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
Part Number581664&1
NSN5340-00-177-4073
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 581664&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
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
LENGTH: 0.220 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
LOOP/HOLDING DIMENSION: 0.195 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 170 OR COPPER ALLOY 172 OVERALL
•
MATERIAL THICKNESS: 0.012 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-533 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
HOLE DIAMETER: 0.073 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODUNTHREADED HOLE(S)
LENGTH0.220 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
LOOP/HOLDING DIMENSION0.195 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 170 OR COPPER ALLOY 172 OVERALL
MATERIAL THICKNESS0.012 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-533 FED SPEC ALL MATERIAL RESPONSES OVERALL
HOLE DIAMETER0.073 INCHES NOMINAL IN
WIDTH0.250 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO END0.132 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
M24066/2-030Upgraded Successor
successor cross-reference
successor
MIL-C-24066/2-230Upgraded Successor
successor cross-reference
successor
M24066/2-230Upgraded Successor
successor cross-reference
successor
MIL-C-24066/2Upgraded Successor
successor cross-reference
successor
MILC24066-2Upgraded Successor
successor cross-reference
successor
M24066/2-011Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 581664&1?
581664&1 is a 581664&1.
What parts can replace 581664&1?
There are 19 known substitutes for 581664&1: M24066/2-030, MIL-C-24066/2-230, M24066/2-230 and 16 more. Substitute compatibility should be verified for your specific system.
Is 581664&1 still available?
581664&1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026