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5128C28H01 — HOOK,SUPPORT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5128C28H01: HOOK,SUPPORT.

The HOOK,SUPPORT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630, surface_treatment: PASSIVATE, mounting_hole_diameter: 0.248 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, material_document_and_classification: AMS 5643 ASSN STD 1ST MATERIAL RESPONSE, surface_treatment_document_and_classification: MIL-F-14072, FINISH E300 MIL SPEC 1ST TREATMENT RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-446-7928, 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
5128C28H01
NSN: 5340-01-446-7928
FSC: 5340 — Hardware, Commercial
CAGE: 18323 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 630
surface_treatmentPASSIVATE
mounting_hole_diameter0.248 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
mounting_hole_quantity1
material_document_and_classificationAMS 5643 ASSN STD 1ST MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-F-14072, FINISH E300 MIL SPEC 1ST TREATMENT RESPONSE
NSN5340-01-446-7928
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5128C28H01 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
•
MOUNTING HOLE QUANTITY: 1
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-14072, FINISH E300 MIL SPEC 1ST TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD 1ST MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.248 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 630
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072, FINISH E300 MIL SPEC 1ST TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD 1ST MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.248 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 630
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5128C28H01?
5128C28H01 is a HOOK,SUPPORT.
What is the NSN for 5128C28H01?
5128C28H01 is cataloged in the U.S. Government catalog under NSN 5340-01-446-7928. This indicates validated use in U.S. government and defense supply chains.
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