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4592473 ITEM 76 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4592473 ITEM 76: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: ALUMINUM ALLOY 6061, design_type: FRICTION, overall_diameter: 4.000 INCHES NOMINAL IN, special_features: 0.750 IN. H IN, features_provided: SHOULDER, material_document_and_classification: QQ-A-225/8, T6 FED SPEC SINGLE MATERIAL RESPONSE.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-255-6743, 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
4592473 ITEM 76
NSN: 5340-01-255-6743
FSC: 5340 — Hardware, Commercial
CAGE: 12934 — NAVAL AIR WARFARE CENTER WEAPONS DIV (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
design_typeFRICTION
overall_diameter4.000 INCHES NOMINAL IN
special_features0.750 IN. H IN
features_providedSHOULDER
material_document_and_classificationQQ-A-225/8, T6 FED SPEC SINGLE MATERIAL RESPONSE
opening_inside_diameter_for_which_designed3.745 INCHES NOMINAL IN
NSN5340-01-255-6743
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4592473 ITEM 76 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
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 4.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8, T6 FED SPEC SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: SHOULDER
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 3.745 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER4.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, T6 FED SPEC SINGLE MATERIAL RESPONSE
FEATURES PROVIDEDSHOULDER
OPENING INSIDE DIAMETER FOR WHICH DESIGNED3.745 INCHES NOMINAL IN
SPECIAL FEATURES0.750 IN. H IN
MATERIALALUMINUM ALLOY 6061
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 4592473 ITEM 76?
4592473 ITEM 76 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for 4592473 ITEM 76?
4592473 ITEM 76 is cataloged in the U.S. Government catalog under NSN 5340-01-255-6743. This indicates validated use in U.S. government and defense supply chains.
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