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Technical Data Sheet
12186P11 ✓ 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 COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, hole_diameter: 0.250 INCHES NOMINAL IN, body_thickness: 0.419 INCHES NOMINAL IN, outside_diameter: 6.250 INCHES NOMINAL IN, surface_treatment: PAINT, bolt_circle_diameter: 4.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-376-8063, 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
12186P11
NSN: 5340-00-376-8063
FSC: 5340
CAGE: 27618 — TAYLOR MACHINE WORKS INC (USA)
SPECIFICATIONS
materialSTEEL
hole_diameter0.250 INCHES NOMINAL IN
body_thickness0.419 INCHES NOMINAL IN
outside_diameter6.250 INCHES NOMINAL IN
surface_treatmentPAINT
bolt_circle_diameter4.750 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity8
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-00-376-8063
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12186P11 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
BODY THICKNESS: 0.419 INCHES NOMINAL IN
OUTSIDE DIAMETER: 6.250 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
CROSS-SECTIONAL SHAPE STYLE: FLAT
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
SECURING DEVICE TYPE: THREADED FASTENER
SURFACE TREATMENT: PAINT
BOLT CIRCLE DIAMETER: 4.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY THICKNESS0.419 INCHES NOMINAL IN
OUTSIDE DIAMETER6.250 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
CROSS-SECTIONAL SHAPE STYLEFLAT
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
SECURING DEVICE TYPETHREADED FASTENER
SURFACE TREATMENTPAINT
BOLT CIRCLE DIAMETER4.750 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY8
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
16984Upgraded Successor
successor cross-reference
successor
02.111.740Upgraded Successor
successor cross-reference
successor
6515NCM104540Upgraded Successor
successor cross-reference
successor
308-1004P7Interchangeable
interchangeable cross-reference
interchangeable
F892-7Interchangeable
interchangeable cross-reference
interchangeable
0200-13Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12186P11?
12186P11 is a COVER,ACCESS.
What parts can replace 12186P11?
There are 14 known substitutes for 12186P11: 16984, 02.111.740, 6515NCM104540 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12186P11?
12186P11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-376-8063. This indicates validated use in U.S. government and defense supply chains.
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