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12269757 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12269757: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1015 OR STEEL COMP 1025 OR STEEL COMP 1117 OR STEEL COMP 1118, hole_diameter: 0.280 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN, body_thickness: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, flange_thickness: 0.157 INCHES NOMINAL IN, outside_diameter: 2.250 INCHES NOMINAL IN, bolt_circle_diameter: 1.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-166-0204, 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
12269757
NSN: 5340-01-166-0204
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1015 OR STEEL COMP 1025 OR STEEL COMP 1117 OR STEEL COMP 1118
hole_diameter0.280 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
body_thickness0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
flange_thickness0.157 INCHES NOMINAL IN
outside_diameter2.250 INCHES NOMINAL IN
bolt_circle_diameter1.750 INCHES NOMINAL IN
securing_device_typeSPECIAL
outside_corner_radius0.260 INCHES NOMINAL IN
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity3
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationASTM A108 ASSN STD ALL MATERIAL RESPONSES OR ASTM A576 ASSN STD ALL MATERIAL RESPONSES
NSN5340-01-166-0204
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12269757 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
•
FLANGE THICKNESS: 0.157 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 3
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 ASSN STD ALL MATERIAL RESPONSES OR ASTM A576 ASSN STD ALL MATERIAL RESPONSES
•
OUTSIDE DIAMETER: 2.250 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: SPECIAL
•
BOLT CIRCLE DIAMETER: 1.750 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.157 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY3
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD ALL MATERIAL RESPONSES OR ASTM A576 ASSN STD ALL MATERIAL RESPONSES
OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
SECURING DEVICE TYPESPECIAL
BOLT CIRCLE DIAMETER1.750 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
OUTSIDE CORNER RADIUS0.260 INCHES NOMINAL IN
MATERIALSTEEL COMP 1015 OR STEEL COMP 1025 OR STEEL COMP 1117 OR STEEL COMP 1118
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12269757?
12269757 is a COVER,ACCESS.
What is the NSN for 12269757?
12269757 is cataloged in the U.S. Government catalog under NSN 5340-01-166-0204. This indicates validated use in U.S. government and defense supply chains.
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