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H553-2003-42D4 — RETAINER,NUT AND BOLT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

H553-2003-42D4: RETAINER,NUT AND BOLT.

The RETAINER,NUT AND BOLT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 865, end_item_identification: DRAIN VALVE, criticality_code_justification: ZZZY, material_document_and_classification: QQ-C-390, ALLOY C3 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-641-8456, 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
H553-2003-42D4
NSN: 5340-01-641-8456
FSC: 5340 — Hardware, Commercial
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY 865
end_item_identificationDRAIN VALVE
criticality_code_justificationZZZY
material_document_and_classificationQQ-C-390, ALLOY C3 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-641-8456
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H553-2003-42D4 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390, ALLOY C3 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: COPPER ALLOY 865
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390, ALLOY C3 FED SPEC SINGLE MATERIAL RESPONSE
END ITEM IDENTIFICATIONDRAIN VALVE
MATERIALCOPPER ALLOY 865
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
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 9
H553-2003-42Reference document
Same NSN cross-reference
Reference document — Secondary reference
H547-0001-H5532003-0042D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G547-0003-H5532003-042Reference document
Same NSN cross-reference
Reference document — Secondary reference
7550479-H5532003-042D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7383858-H5532003-0042D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
564-7286740-42D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H553-2003-42D4?
H553-2003-42D4 is a RETAINER,NUT AND BOLT.
What parts can replace H553-2003-42D4?
There are 9 known substitutes for H553-2003-42D4: H553-2003-42, H547-0001-H5532003-0042D4, G547-0003-H5532003-042 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H553-2003-42D4?
H553-2003-42D4 is cataloged in the U.S. Government catalog under NSN 5340-01-641-8456. This indicates validated use in U.S. government and defense supply chains.
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