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C7897-7 — COUPLING,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

C7897-7: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: GLASS FIBER AND SILICON OVERALL, connection_style: PLAIN (TUBE) FIRST END, special_features: FLANGE IRREGULAR SHAPE,4.600 IN.OD,WITH 6 MOUNTING HOLES IN, nominal_overall_length: 3.590 INCHES IN, nominal_outside_diameter_tube_accommodated: 2.500 INCHES FIRST END IN, tubing_wall_nominal_thickness_for_which_designed: 0.600 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-046-0124, 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
C7897-7
NSN: 4730-01-046-0124
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
materialGLASS FIBER AND SILICON OVERALL
connection_stylePLAIN (TUBE) FIRST END
special_featuresFLANGE IRREGULAR SHAPE,4.600 IN.OD,WITH 6 MOUNTING HOLES IN
nominal_overall_length3.590 INCHES IN
nominal_outside_diameter_tube_accommodated2.500 INCHES FIRST END IN
tubing_wall_nominal_thickness_for_which_designed0.600 INCHES FIRST END IN
NSN4730-01-046-0124
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: C7897-7 · 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
•
CONNECTION STYLE: PLAIN (TUBE) FIRST END
•
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED: 0.600 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 3.590 INCHES IN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 2.500 INCHES FIRST END IN
•
MATERIAL: GLASS FIBER AND SILICON OVERALL
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (TUBE) FIRST END
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.600 INCHES FIRST END IN
NOMINAL OVERALL LENGTH3.590 INCHES IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED2.500 INCHES FIRST END IN
SPECIAL FEATURESFLANGE IRREGULAR SHAPE,4.600 IN.OD,WITH 6 MOUNTING HOLES IN
MATERIALGLASS FIBER AND SILICON OVERALL
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 1
4730PL0735807Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 C7897-7?
C7897-7 is a COUPLING,TUBE.
What parts can replace C7897-7?
There is 1 known substitute for C7897-7: 4730PL0735807. Substitute compatibility should be verified for your specific system.
What is the NSN for C7897-7?
C7897-7 is cataloged in the U.S. Government catalog under NSN 4730-01-046-0124. This indicates validated use in U.S. government and defense supply chains.
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