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G254507-4 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

G254507-4: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.550 INCHES NOMINAL IN, length: 16.500 INCHES NOMINAL IN, material: ALUMINUM ALLOY 5052, hole_diameter: 0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN, body_thickness: 0.050 INCHES NOMINAL IN, surface_treatment: ANODIZE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-391-2155, 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
G254507-4
NSN: 5340-01-391-2155
FSC: 5340 — Hardware, Commercial
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
width3.550 INCHES NOMINAL IN
length16.500 INCHES NOMINAL IN
materialALUMINUM ALLOY 5052
hole_diameter0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
body_thickness0.050 INCHES NOMINAL IN
surface_treatmentANODIZE
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_length2
mounting_opening_shape_styleUNTHREADED HOLE
distance_between_holes_along_length7.000 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/8 H34 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-391-2155
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G254507-4 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 2.654 INCHES NOMINAL IN
•
LENGTH: 16.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625, TY 3, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 7.000 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 2
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/8 H34 FED SPEC SINGLE MATERIAL RESPONSE
•
SECURING DEVICE TYPE: SPECIAL
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH2.654 INCHES NOMINAL IN
LENGTH16.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TY 3, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE
DISTANCE BETWEEN HOLES ALONG LENGTH7.000 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH2
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8 H34 FED SPEC SINGLE MATERIAL RESPONSE
SECURING DEVICE TYPESPECIAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH6.615 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE
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 G254507-4?
G254507-4 is a COVER,ACCESS.
What is the NSN for G254507-4?
G254507-4 is cataloged in the U.S. Government catalog under NSN 5340-01-391-2155. This indicates validated use in U.S. government and defense supply chains.
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