PartsTable
Technical Data Sheet
Download PDF

MA240004-10 — UNION,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

MA240004-10: UNION,TUBE.

The UNION,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARELESS (TUBE) ALL ENDS, style_designator: CENTER WRENCHING FACILITY, nominal_thread_size: 0.7500 INCHES ALL ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-677-8837, 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
MA240004-10
NSN: 4730-01-677-8837
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
thread_class3A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_styleFLARELESS (TUBE) ALL ENDS
style_designatorCENTER WRENCHING FACILITY
nominal_thread_size0.7500 INCHES ALL ENDS IN
nominal_overall_length1.375 INCHES IN
end_item_identificationKC-46 TANKER
thread_quantity_per_inch16 ALL ENDS
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
part_name_assigned_by_controlling_agencyUNION,FLARELESS TUBE;
nominal_outside_diameter_tube_accommodated0.500 INCHES ALL ENDS IN
NSN4730-01-677-8837
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MA240004-10 · 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: FLARELESS (TUBE) ALL ENDS
•
NOMINAL OVERALL LENGTH: 1.375 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: CENTER WRENCHING FACILITY
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES ALL ENDS IN
•
NOMINAL THREAD SIZE: 0.7500 INCHES ALL ENDS IN
•
THREAD CLASS: 3A ALL ENDS A
TECHNICAL CHARACTERISTICS
CONNECTION STYLEFLARELESS (TUBE) ALL ENDS
NOMINAL OVERALL LENGTH1.375 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATORCENTER WRENCHING FACILITY
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.7500 INCHES ALL ENDS IN
PART NAME ASSIGNED BY CONTROLLING AGENCYUNION,FLARELESS TUBE;
THREAD CLASS3A ALL ENDS A
END ITEM IDENTIFICATIONKC-46 TANKER
THREAD QUANTITY PER INCH16 ALL ENDS
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
SAE-AS18280Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
Ready to buy MA240004-10?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MA240004-10?
MA240004-10 is a UNION,TUBE.
What parts can replace MA240004-10?
There is 1 known substitute for MA240004-10: SAE-AS18280. Substitute compatibility should be verified for your specific system.
What is the NSN for MA240004-10?
MA240004-10 is cataloged in the U.S. Government catalog under NSN 4730-01-677-8837. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MA240004-10