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165694 — MAINTENANCE KIT,UNMANNED WATERCR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

165694: MAINTENANCE KIT,UNMANNED WATERCR.

MAINTENANCE KIT,UNMANNED WATERCR. Key specifications include material: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, hole_diameter: 0.188 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 3.340 INCHES NOMINAL IN, aperture_diameter: 2.190 INCHES NOMINAL IN, bolt_circle_diameter: 2.625 INCHES NOMINAL IN, cross-sectional_thickness: 0.014 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-037-5997, 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
165694
NSN: 5330-00-037-5997
NIINs: 000375997, 016893728, 017248366
FSC: 5330 — Packing and Gasket Materials
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
hole_diameter0.188 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter3.340 INCHES NOMINAL IN
special_featuresSEVEN SLOTS WITH A CIRCLE DIA OF 2.750 IN. ONE SMALL HOLE ON CENTERLINE WITH A DIA OF 0.220 IN. FOUR SMALLER SLOTS ON BOLT CIRCLE DIA OF 2.750 IN. IN
aperture_diameter2.190 INCHES NOMINAL IN
bolt_circle_diameter2.625 INCHES NOMINAL IN
cross-sectional_thickness0.014 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
NSN5330-00-037-5997
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 165694 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
•
CROSS-SECTIONAL THICKNESS: 0.014 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 3.340 INCHES NOMINAL IN
•
APERTURE DIAMETER: 2.190 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.625 INCHES NOMINAL IN
•
MATERIAL: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.014 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER3.340 INCHES NOMINAL IN
APERTURE DIAMETER2.190 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.625 INCHES NOMINAL IN
SPECIAL FEATURESSEVEN SLOTS WITH A CIRCLE DIA OF 2.750 IN. ONE SMALL HOLE ON CENTERLINE WITH A DIA OF 0.220 IN. FOUR SMALLER SLOTS ON BOLT CIRCLE DIA OF 2.750 IN. IN
MATERIALASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
HOLE DIAMETER0.188 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 165694?
165694 is a MAINTENANCE KIT,UNMANNED WATERCR.
What is the NSN for 165694?
165694 is cataloged in the U.S. Government catalog under NSN 5330-00-037-5997. This indicates validated use in U.S. government and defense supply chains.
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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.