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G273432-1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

G273432-1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5052, hole_diameter: 0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN, body_thickness: 0.090 INCHES NOMINAL IN, inside_diameter: 4.690 INCHES NOMINAL IN, flange_thickness: 0.090 INCHES NOMINAL IN, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-355-7128, 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
G273432-1
NSN: 5340-01-355-7128
FSC: 5340 — Hardware, Commercial
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5052
hole_diameter0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
body_thickness0.090 INCHES NOMINAL IN
inside_diameter4.690 INCHES NOMINAL IN
flange_thickness0.090 INCHES NOMINAL IN
surface_treatmentCHROMATE
securing_device_typeSPECIAL
first_recess_inside_height2.840 INCHES NOMINAL IN
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-A-250/8 H32 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-C-5541 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-355-7128
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G273432-1 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-C-5541 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
•
FLANGE THICKNESS: 0.090 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 2.840 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/8 H32 FED SPEC SINGLE MATERIAL RESPONSE
•
SECURING DEVICE TYPE: SPECIAL
•
INSIDE DIAMETER: 4.690 INCHES NOMINAL IN
•
SURFACE TREATMENT: CHROMATE
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
FLANGE THICKNESS0.090 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT2.840 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8 H32 FED SPEC SINGLE MATERIAL RESPONSE
SECURING DEVICE TYPESPECIAL
INSIDE DIAMETER4.690 INCHES NOMINAL IN
SURFACE TREATMENTCHROMATE
MATERIALALUMINUM ALLOY 5052
HOLE DIAMETER0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
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 G273432-1?
G273432-1 is a COVER,ACCESS.
What is the NSN for G273432-1?
G273432-1 is cataloged in the U.S. Government catalog under NSN 5340-01-355-7128. This indicates validated use in U.S. government and defense supply chains.
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