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7M43-3C — NIPPLE,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

7M43-3C: NIPPLE,TUBE.

The NIPPLE,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OVERALL, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 3A CENTER BULKHEAD A, connection_style: FLARED (TUBE) ALL ENDS, style_designator: FLARED W/ BULKHEAD THREAD, surface_treatment: PASSIVATE OUTSIDE. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-042-1008, 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
7M43-3C
NSN: 4730-00-042-1008
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OVERALL
seat_angle37.0 DEGREES ALL ENDS
thread_class3A CENTER BULKHEAD A
connection_styleFLARED (TUBE) ALL ENDS
style_designatorFLARED W/ BULKHEAD THREAD
surface_treatmentPASSIVATE OUTSIDE
nominal_thread_size0.375 INCHES CENTER BULKHEAD IN
nominal_overall_length2.500 INCHES IN
thread_series_designatorUNF CENTER BULKHEAD
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OR AISI/SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
nominal_outside_diameter_tube_accommodated0.188 INCHES ALL ENDS IN
NSN4730-00-042-1008
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 7M43-3C · 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
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OVERALL
•
THREAD SERIES DESIGNATOR: UNF CENTER BULKHEAD
•
CONNECTION STYLE: FLARED (TUBE) ALL ENDS
•
NOMINAL OVERALL LENGTH: 2.500 INCHES IN
•
STYLE DESIGNATOR: FLARED W/ BULKHEAD THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OR AISI/SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.188 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OVERALL
THREAD SERIES DESIGNATORUNF CENTER BULKHEAD
THREAD SERIES DESIGNATORUNF ALL ENDS
CONNECTION STYLEFLARED (TUBE) ALL ENDS
NOMINAL OVERALL LENGTH2.500 INCHES IN
STYLE DESIGNATORFLARED W/ BULKHEAD THREAD
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OR AISI/SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.188 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.375 INCHES CENTER BULKHEAD IN
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7M43-3C?
7M43-3C is a NIPPLE,TUBE.
What is the NSN for 7M43-3C?
7M43-3C is cataloged in the U.S. Government catalog under NSN 4730-00-042-1008. This indicates validated use in U.S. government and defense supply chains.
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