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3666-3-55 — STANDOFF,HINGED,THREADED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3666-3-55: STANDOFF,HINGED,THREADED.

The STANDOFF,HINGED,THREADED is a the manufacturer industrial component. Key specifications include length: 0.734 INCHES MINIMUM AND 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM0.766 INCHES MAXIMUM IN, diameter: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN, material: ALUMINUM OVERALL, special_features: HINGED IN CENTERHINGED IN CENTER, style_designator: HINGED, THREADED, cross-sectional_shape: ROUNDROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-199-4926, 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
3666-3-55
NSN: 5340-01-199-4926
FSC: 5340 — Hardware, Commercial
CAGE: 13859 — KING NUTRONICS CORPORATION DBA KING NUTRONICS (USA)
SPECIFICATIONS
length0.734 INCHES MINIMUM AND 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM0.766 INCHES MAXIMUM IN
diameter0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
materialALUMINUM OVERALL
special_featuresHINGED IN CENTERHINGED IN CENTER
style_designatorHINGED, THREADED
cross-sectional_shapeROUNDROUND
NSN5340-01-199-4926
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3666-3-55 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
•
LENGTH: 0.734 INCHES MINIMUM AND 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM0.766 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: HINGED, THREADED
•
DIAMETER: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: ROUNDROUND
•
MATERIAL: ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.734 INCHES MINIMUM AND 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM0.766 INCHES MAXIMUM IN
STYLE DESIGNATORHINGED, THREADED
DIAMETER0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEROUNDROUND
SPECIAL FEATURESHINGED IN CENTERHINGED IN CENTER
MATERIALALUMINUM OVERALL
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
17315A0440-0Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3666-3-55?
3666-3-55 is a STANDOFF,HINGED,THREADED.
What parts can replace 3666-3-55?
There is 1 known substitute for 3666-3-55: 17315A0440-0. Substitute compatibility should be verified for your specific system.
What is the NSN for 3666-3-55?
3666-3-55 is cataloged in the U.S. Government catalog under NSN 5340-01-199-4926. This indicates validated use in U.S. government and defense supply chains.
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