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803-6397430 — COUPLER,OPTOELECTRONIC

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

803-6397430: COUPLER,OPTOELECTRONIC.

The COUPLER,OPTOELECTRONIC is a the manufacturer industrial component. Key specifications include material: COPPER AND NICKEL OVERALL, leg_length: 6.970 INCHES NOMINAL FIRST END IN, flange_shape: ROUND ALL ENDS, nominal_length: 1.880 INCHES FIRST END IN, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: STREAMLINED W/ ONE BRAZING RING (PIPE) ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-420-1146, 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
803-6397430
NSN: 4730-01-420-1146
NIINs: 014201146, 014202544, 014221986, 014360838, 014360871, 014360878, 014363867, 014363956, 014363962, 014363969, 014368439, 014368440, 014368441, 014368442, 014385679, 014385886, 014385889, 014397622, 014397623, 014635857, 014635863, 014635868, 014635873, 014635878, 014635941, 014635970, 014635976, 014635983, 014636131, 014636170, 014636193, 014636226, 014636252, 014636259, 014636268, 014636281, 014636605, 014636608, 014636615, 014636623, 014636635, 014636644, 014636648, 014636655, 014637030, 014637036, 014637038, 014637039, 014637043, 014637044, 014637046, 014637050, 014637051, 014637053, 014645439, 014645442, 014645444, 014645452, 014645454, 014645457, 014645461, 014645462, 014836067, 016028558, 016028573, 016028577, 016029174, 016029363, 016035340, 016051390
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER AND NICKEL OVERALL
leg_length6.970 INCHES NOMINAL FIRST END IN
flange_shapeROUND ALL ENDS
nominal_length1.880 INCHES FIRST END IN
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSTREAMLINED W/ ONE BRAZING RING (PIPE) ALL ENDS
style_designatorLONG TURN
nominal_thickness0.250 INCHES ALL ENDS IN
operating_pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp425.0 FAHRENHEIT SINGLE RESPONSE DEGF
end_item_identificationPSNSY MATERIAL
media_for_which_designedAIR FIRST RESPONSE
NSN4730-01-420-1146
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 803-6397430 · 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: 90.0 DEGREES
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES ALL ENDS IN
•
CONNECTION STYLE: SOCKET (PIPE) ALL ENDS
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
•
OPERATING PRESSURE: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
•
LEG LENGTH: 1.750 INCHES NOMINAL ALL ENDS IN
•
SWEEP TYPE: LONG
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES ALL ENDS IN
CONNECTION STYLESOCKET (PIPE) ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
LEG LENGTH1.750 INCHES NOMINAL ALL ENDS IN
SWEEP TYPELONG
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT FIRST RESPONSE DEGF
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SECOND RESPONSE DEGF
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 2
6397430Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
803-6397430 1/2 IPS 90DEG LRReference 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 803-6397430?
803-6397430 is a COUPLER,OPTOELECTRONIC.
What parts can replace 803-6397430?
There are 2 known substitutes for 803-6397430: 6397430, 803-6397430 1/2 IPS 90DEG LR. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-6397430?
803-6397430 is cataloged in the U.S. Government catalog under NSN 4730-01-420-1146. This indicates validated use in U.S. government and defense supply chains.
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