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3161681 — GYRO INTERFACE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3161681: GYRO INTERFACE.

The GYRO INTERFACE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-811-7129, 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
3161681
NSN: 5330-00-811-7129
NIINs: 008117129, 010058419
FSC: 5330 — Packing and Gasket Materials
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
Part Number3161681
NSN5330-00-811-7129
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3161681 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
•
ATTACHMENT HOLE DIAMETER: 0.531 INCHES NOMINAL IN
•
ATTACHMENT FEATURE QUANTITY: 6
•
FSC APPLICATION DATA: ARRESTING GEAR,AIRCRAFT
•
CROSS-SECTIONAL THICKNESS: 0.483 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 1.500 INCHES NOMINAL IN
•
RIM SURFACE WIDTH: 0.881 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLANGE
•
ATTACHMENT FEATURE CIRCLE DIAMETER: 4.750 INCHES NOMINAL RETAINER IN
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.531 INCHES NOMINAL IN
ATTACHMENT FEATURE QUANTITY6
FSC APPLICATION DATAARRESTING GEAR,AIRCRAFT
CROSS-SECTIONAL THICKNESS0.483 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT1.500 INCHES NOMINAL IN
RIM SURFACE WIDTH0.881 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLANGE
ATTACHMENT FEATURE CIRCLE DIAMETER4.750 INCHES NOMINAL RETAINER IN
PERIPHERAL DIAMETER6.000 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.531 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 3161681?
3161681 is a GYRO INTERFACE.
What is the NSN for 3161681?
3161681 is cataloged in the U.S. Government catalog under NSN 5330-00-811-7129. 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.