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74A411572-2003 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74A411572-2003: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: PLASTIC, hole_depth: 0.125 INCHES NOMINAL IN, hole_diameter: 0.531 INCHES NOMINAL IN, overall_height: 0.188 INCHES NOMINAL IN, style_designator: FLAT RECESSED TOP, outside/top_flange_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-120-4031, 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
74A411572-2003
NSN: 5340-01-120-4031
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialPLASTIC
hole_depth0.125 INCHES NOMINAL IN
hole_diameter0.531 INCHES NOMINAL IN
overall_height0.188 INCHES NOMINAL IN
style_designatorFLAT RECESSED TOP
outside/top_flange_diameter0.750 INCHES NOMINAL IN
material_document_and_classificationAMS 3656 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-120-4031
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74A411572-2003 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
•
OUTSIDE/TOP FLANGE DIAMETER: 0.750 INCHES NOMINAL IN
•
HOLE DEPTH: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT RECESSED TOP
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3656 ASSN STD SINGLE MATERIAL RESPONSE
•
MATERIAL: PLASTIC
•
HOLE DIAMETER: 0.531 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.188 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.750 INCHES NOMINAL IN
HOLE DEPTH0.125 INCHES NOMINAL IN
STYLE DESIGNATORFLAT RECESSED TOP
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3656 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALPLASTIC
HOLE DIAMETER0.531 INCHES NOMINAL 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 74A411572-2003?
74A411572-2003 is a BUMPER.
What is the NSN for 74A411572-2003?
74A411572-2003 is cataloged in the U.S. Government catalog under NSN 5340-01-120-4031. This indicates validated use in U.S. government and defense supply chains.
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