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7HB503 — CABLE ASSEMBLY,RADIO FREQUENCY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7HB503: CABLE ASSEMBLY,RADIO FREQUENCY.

The CABLE ASSEMBLY,RADIO FREQUENCY is a the manufacturer cable assembly designed for reliable internal or external connectivity in enterprise server and storage environments. Key specifications include material: ALUMINUM ALLOY BODY, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: SWIVEL NUT,FLARELESS(TUBE) FIRST END, valve_operation_method: MANUAL, end_item_identification: 2320014652174. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-480-7040, 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
7HB503
NSN: 4820-01-480-7040
FSC: 4820 — Valves, Nonpowered
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleSWIVEL NUT,FLARELESS(TUBE) FIRST END
valve_operation_methodMANUAL
end_item_identification2320014652174
NSN4820-01-480-7040
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7HB503 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONNECTION STYLE: SWIVEL NUT,FLARELESS(TUBE) FIRST END
•
CONNECTION TYPE: THREADED INTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: SCREW-IN CARTRIDGE
•
MATERIAL: ALUMINUM ALLOY BODY
•
VALVE OPERATION METHOD: MANUAL
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
CONNECTION STYLESWIVEL NUT,FLARELESS(TUBE) FIRST END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
STYLE DESIGNATORSCREW-IN CARTRIDGE
SPECIAL FEATURESSCREW CARTRIDGE FOR A CONTERBALANCE VALVE ASSY
END ITEM IDENTIFICATION2320014652174
MATERIALALUMINUM ALLOY BODY
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 1
53049-GReference document
Same NSN cross-reference
Reference document — Secondary reference
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 7HB503?
7HB503 is a CABLE ASSEMBLY,RADIO FREQUENCY.
What parts can replace 7HB503?
There is 1 known substitute for 7HB503: 53049-G. Substitute compatibility should be verified for your specific system.
What is the NSN for 7HB503?
7HB503 is cataloged in the U.S. Government catalog under NSN 4820-01-480-7040. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.