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247478 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

247478: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.320 INCHES NOMINAL IN, diameter: 0.1882 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN, material: STEEL COMP 416 OVERALL, end_radius: 0.030 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, cross-sectional_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-203-3138, 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
247478
NSN: 5340-01-203-3138
FSC: 5340 — Hardware, Commercial
CAGE: 09205 — LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV (USA)
SPECIFICATIONS
length0.320 INCHES NOMINAL IN
diameter0.1882 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
materialSTEEL COMP 416 OVERALL
end_radius0.030 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
cross-sectional_shapeROUND
right_end_chamfer_depth0.100 INCHES NOMINAL IN
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5340-01-203-3138
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 247478 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: 0.320 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
END RADIUS: 0.030 INCHES NOMINAL IN
•
RIGHT END CHAMFER DEPTH: 0.100 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.1882 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.320 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
END RADIUS0.030 INCHES NOMINAL IN
RIGHT END CHAMFER DEPTH0.100 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.1882 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPEROUND
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 416 OVERALL
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 247478?
247478 is a STANDOFF,THREADED,SPACING.
What is the NSN for 247478?
247478 is cataloged in the U.S. Government catalog under NSN 5340-01-203-3138. This indicates validated use in U.S. government and defense supply chains.
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