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4503-10-12 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

4503-10-12: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flow_angle: 45.0 DEGREES, leg_length: 1.380 INCHES NOMINAL SECOND END IN, connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: BEADED (HOSE) SECOND END, nominal_thread_size: 0.750 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-178-9641, 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
4503-10-12
NSN: 4730-01-178-9641
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 22031 — AIR-WAY MANUFACTURING COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flow_angle45.0 DEGREES
leg_length1.380 INCHES NOMINAL SECOND END IN
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_styleBEADED (HOSE) SECOND END
nominal_thread_size0.750 INCHES FIRST END IN
thread_series_designatorNPTF FIRST END
nondefinitive_spec/std_data3 FIGURE
specification/standard_data81343-J1231 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
nominal_inside_diameter_hose_accommodated0.625 INCHES SECOND END IN
NSN4730-01-178-9641
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4503-10-12 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW ANGLE: 45.0 DEGREES
•
CONNECTION STYLE: BEADED (HOSE) SECOND END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.625 INCHES SECOND END IN
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
•
LEG LENGTH: 1.380 INCHES NOMINAL SECOND END IN
TECHNICAL CHARACTERISTICS
FLOW ANGLE45.0 DEGREES
CONNECTION STYLEBEADED (HOSE) SECOND END
CONNECTION STYLEPLAIN (PIPE) FIRST END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.625 INCHES SECOND END IN
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION TYPEUNTHREADED EXTERNAL HOSE SECOND END
LEG LENGTH1.380 INCHES NOMINAL SECOND END IN
LEG LENGTH1.130 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE0.750 INCHES FIRST END IN
SPECIFICATION/STANDARD DATA81343-J1231 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SUBSTITUTES & CROSS-REFERENCES 5
217-425Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SAE J1231 10-12 430360CReference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-J1231Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
10-12 430360CReference document
Same NSN cross-reference
Reference document — Secondary reference
J1231Reference 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 4503-10-12?
4503-10-12 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 4503-10-12?
There are 5 known substitutes for 4503-10-12: 217-425, SAE J1231 10-12 430360C, SAE-J1231 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4503-10-12?
4503-10-12 is cataloged in the U.S. Government catalog under NSN 4730-01-178-9641. This indicates validated use in U.S. government and defense supply chains.
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