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8425887 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8425887: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, hole_diameter: 0.406 INCHES NOMINAL IN, body_thickness: 0.125 INCHES NOMINAL IN, outside_diameter: 4.000 INCHES NOMINAL IN, surface_treatment: ANODIZE, fsc_application_data: LAUNCHER,ROCKET 115MM MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-712-9149, 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
8425887
NSN: 5340-00-712-9149
FSC: 5340 — Hardware, Commercial
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
hole_diameter0.406 INCHES NOMINAL IN
body_thickness0.125 INCHES NOMINAL IN
outside_diameter4.000 INCHES NOMINAL IN
surface_treatmentANODIZE
fsc_application_dataLAUNCHER,ROCKET 115MM MM
securing_device_typeTHREADED FASTENER
bolt_circle_hole_quantity1
cross-sectional_shape_styleFLAT W/OPEN CENTER
mounting_opening_shape_styleUNTHREADED HOLE
surface_treatment_document_and_classificationMIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
distance_from_first_hole_centerline_to_end_along_length0.344 INCHES NOMINAL IN
NSN5340-00-712-9149
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8425887 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
•
FSC APPLICATION DATA: LAUNCHER,ROCKET 115MM MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
•
BOLT CIRCLE HOLE QUANTITY: 1
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT W/OPEN CENTER
•
OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH: 0.344 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATALAUNCHER,ROCKET 115MM MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
BOLT CIRCLE HOLE QUANTITY1
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLEFLAT W/OPEN CENTER
OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH0.344 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE
MATERIALALUMINUM ALLOY
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 8425887?
8425887 is a COVER,ACCESS.
What is the NSN for 8425887?
8425887 is cataloged in the U.S. Government catalog under NSN 5340-00-712-9149. This indicates validated use in U.S. government and defense supply chains.
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