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554831-1 — COVER,ELECTRICAL CONNECTORS,BACK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

554831-1: COVER,ELECTRICAL CONNECTORS,BACK.

COVER,ELECTRICAL CONNECTORS,BACK. Key specifications include shape: RECTANGULAR, width: 7.5000 INCHES NOMINAL IN, length: 15.0000 INCHES NOMINAL IN, material: PLASTIC, thickness: 0.1250 INCHES NOMINAL IN, overall_width: 0.808 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-424-6220, 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
554831-1
NSN: 5340-01-424-6220
NIINs: 014246220, 015609386
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeRECTANGULAR
width7.5000 INCHES NOMINAL IN
length15.0000 INCHES NOMINAL IN
materialPLASTIC
thickness0.1250 INCHES NOMINAL IN
overall_width0.808 INCHES MAXIMUM IN
overall_height0.908 INCHES MAXIMUM IN
overall_length3.390 INCHES NOMINAL IN
surface_treatmentCHROMATE
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyCOVER KIT, BACK/BACK, 24-POSITION, CHAMP
surface_treatment_document_and_classificationMIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A
NSN5340-01-424-6220
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 554831-1 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
•
LENGTH: 15.0000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
SHAPE: RECTANGULAR
•
SURFACE TREATMENT: CHROMATE
•
WIDTH: 7.5000 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061
•
THICKNESS: 0.1250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH15.0000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
SHAPERECTANGULAR
SURFACE TREATMENTCHROMATE
WIDTH7.5000 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 6061
THICKNESS0.1250 INCHES NOMINAL IN
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 554831-1?
554831-1 is a COVER,ELECTRICAL CONNECTORS,BACK.
What is the NSN for 554831-1?
554831-1 is cataloged in the U.S. Government catalog under NSN 5340-01-424-6220. This indicates validated use in U.S. government and defense supply chains.
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