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123-1325 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

123-1325: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, hole_diameter: 0.136 INCHES NOMINAL IN, body_thickness: 0.125 INCHES NOMINAL IN, flange_thickness: 0.060 INCHES NOMINAL IN, outside_diameter: 3.500 INCHES NOMINAL IN, surface_treatment: ANODIZE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-271-8685, 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
123-1325
NSN: 5340-01-271-8685
FSC: 5340 — Hardware, Commercial
CAGE: 10639 — AVIONICS SPECIALTIES, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
hole_diameter0.136 INCHES NOMINAL IN
body_thickness0.125 INCHES NOMINAL IN
flange_thickness0.060 INCHES NOMINAL IN
outside_diameter3.500 INCHES NOMINAL IN
surface_treatmentANODIZE
securing_device_typeSPECIAL
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity4
cross-sectional_shape_styleFLAT, ROUND RIB REINFORCED
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-271-8685
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 123-1325 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 1A MIL SPEC SINGLE TREATMENT RESPONSE A
•
FLANGE THICKNESS: 0.060 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 4
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT, ROUND RIB REINFORCED
•
OUTSIDE DIAMETER: 3.500 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: SPECIAL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1A MIL SPEC SINGLE TREATMENT RESPONSE A
FLANGE THICKNESS0.060 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY4
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT, ROUND RIB REINFORCED
OUTSIDE DIAMETER3.500 INCHES NOMINAL IN
SECURING DEVICE TYPESPECIAL
SURFACE TREATMENTANODIZE
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
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 1
10104992Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 123-1325?
123-1325 is a COVER,ACCESS.
What parts can replace 123-1325?
There is 1 known substitute for 123-1325: 10104992. Substitute compatibility should be verified for your specific system.
What is the NSN for 123-1325?
123-1325 is cataloged in the U.S. Government catalog under NSN 5340-01-271-8685. This indicates validated use in U.S. government and defense supply chains.
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