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12256456-4 — ELBOW,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

12256456-4: ELBOW,TUBE TO BOSS.

The ELBOW,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 377 OR STEEL OVERALL, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, surface_treatment: CADMIUM OR PHOSPHATE OVERALL, nominal_thread_size: 1.062 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-110-4059, 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
12256456-4
NSN: 4730-01-110-4059
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialCOPPER ALLOY 377 OR STEEL OVERALL
thread_class2A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
surface_treatmentCADMIUM OR PHOSPHATE OVERALL
nominal_thread_size1.062 INCHES FIRST END IN
thread_quantity_per_inch12 FIRST END
thread_series_designatorUN ALL ENDS
specification/standard_data19207-12256456 GOVERNMENT SPECIFICATION
furnished_items_and_quantity1 LOCKNUT AND 1 LOCK WASHER
material_document_and_classificationMIL-C-13351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationSPECQQ-Z-325 TYPE II,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN4730-01-110-4059
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 12256456-4 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 LOCKNUT AND 1 LOCK WASHER
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SPECQQ-Z-325 TYPE II,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-13351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD SIZE: 1.062 INCHES FIRST END IN
•
SPECIFICATION/STANDARD DATA: 19207-12256456 GOVERNMENT SPECIFICATION
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 LOCKNUT AND 1 LOCK WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSPECQQ-Z-325 TYPE II,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-13351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE1.062 INCHES FIRST END IN
NOMINAL THREAD SIZE0.875 INCHES SECOND END IN
SPECIFICATION/STANDARD DATA19207-12256456 GOVERNMENT SPECIFICATION
SURFACE TREATMENTCADMIUM OR PHOSPHATE OVERALL
THREAD CLASS2A ALL ENDS A
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12256456-4?
12256456-4 is a ELBOW,TUBE TO BOSS.
What is the NSN for 12256456-4?
12256456-4 is cataloged in the U.S. Government catalog under NSN 4730-01-110-4059. This indicates validated use in U.S. government and defense supply chains.
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