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12373904 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12373904: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 19.510 INCHES NOMINAL IN, length: 20.010 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, corner_radius: 2.130 INCHES NOMINAL IN, special_features: TWO SQUARE CORNERS; 20 HOLES 0.410 IN. DIA, AROUND EDGES; 0.250 IN.

THK IN, surface_treatment: PLASTIC. This part is cataloged in the U.S. Government catalog under NSN 5340-01-423-4707, 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
12373904
NSN: 5340-01-423-4707
FSC: 5340 — Hardware, Commercial
CAGE: 01365 — MARINE CORPS SYSTEMS COMMAND DIV MARINE CORPS SYSTEMS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE (USA)
SPECIFICATIONS
width19.510 INCHES NOMINAL IN
length20.010 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
corner_radius2.130 INCHES NOMINAL IN
special_featuresTWO SQUARE CORNERS; 20 HOLES 0.410 IN. DIA, AROUND EDGES; 0.250 IN. THK IN
surface_treatmentPLASTIC
peripheral_shape_styleRECTANGLE, MULTI HOLES
material_document_and_classificationQQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-423-4707
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12373904 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
•
CORNER RADIUS: 2.130 INCHES NOMINAL IN
•
LENGTH: 20.010 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
•
SURFACE TREATMENT: PLASTIC
•
PERIPHERAL SHAPE STYLE: RECTANGLE, MULTI HOLES
•
WIDTH: 19.510 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
CORNER RADIUS2.130 INCHES NOMINAL IN
LENGTH20.010 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESTWO SQUARE CORNERS; 20 HOLES 0.410 IN. DIA, AROUND EDGES; 0.250 IN. THK IN
SURFACE TREATMENTPLASTIC
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
WIDTH19.510 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 6061
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12373904?
12373904 is a COVER,ACCESS.
What is the NSN for 12373904?
12373904 is cataloged in the U.S. Government catalog under NSN 5340-01-423-4707. This indicates validated use in U.S. government and defense supply chains.
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