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12266636 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12266636: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include angle: 35.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM, cut_type: RECTANGULAR OVERALL, material: STEEL COMP 303 OVERALL, attachment_method: ROUND HOLE, surface_treatment: PASSIVATE OVERALL, peripheral_diameter: 3.455 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-054-7122, 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
12266636
NSN: 5330-01-054-7122
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
angle35.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
cut_typeRECTANGULAR OVERALL
materialSTEEL COMP 303 OVERALL
attachment_methodROUND HOLE
surface_treatmentPASSIVATE OVERALL
peripheral_diameter3.455 INCHES NOMINAL IN
center_hole_diameter2.750 INCHES NOMINAL IN
cross-sectional_height0.320 INCHES NOMINAL IN
attachment_hole_diameter0.086 INCHES NOMINAL IN
attachment_feature_quantity4
cross-sectional_shape_styleSPECIAL
NSN5330-01-054-7122
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12266636 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: 0.086 INCHES NOMINAL IN
•
ATTACHMENT FEATURE QUANTITY: 4
•
CROSS-SECTIONAL HEIGHT: 0.320 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
CUT TYPE: RECTANGULAR OVERALL
•
ANGLE: 35.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
•
PERIPHERAL DIAMETER: 3.455 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.086 INCHES NOMINAL IN
ATTACHMENT FEATURE QUANTITY4
CROSS-SECTIONAL HEIGHT0.320 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
CUT TYPERECTANGULAR OVERALL
ANGLE35.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
PERIPHERAL DIAMETER3.455 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
CENTER HOLE DIAMETER2.750 INCHES NOMINAL IN
MATERIALSTEEL COMP 303 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
6558-261Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12266636?
12266636 is a RETAINER,PACKING.
What parts can replace 12266636?
There is 1 known substitute for 12266636: 6558-261. Substitute compatibility should be verified for your specific system.
What is the NSN for 12266636?
12266636 is cataloged in the U.S. Government catalog under NSN 5330-01-054-7122. This indicates validated use in U.S. government and defense supply chains.
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