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12349978 — TEE,PIPE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

12349978: TEE,PIPE TO BOSS.

The TEE,PIPE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5083 OVERALL, leg_length: 2.500 INCHES NOMINAL SECOND END IN, thread_class: 2B SECOND END, connection_type: THREADED EXTERNAL PIPE THIRD END, connection_style: PLAIN (PIPE) THIRD END, special_features: PIPE END HAS FLANGE FOR MOUNTING;4 BOLT HOLES 0.343 IN. DIA IN.

This part is cataloged in the U.S. Government catalog under NSN 4730-01-252-9380, 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
12349978
NSN: 4730-01-252-9380
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5083 OVERALL
leg_length2.500 INCHES NOMINAL SECOND END IN
thread_class2B SECOND END
connection_typeTHREADED EXTERNAL PIPE THIRD END
connection_stylePLAIN (PIPE) THIRD END
special_featuresPIPE END HAS FLANGE FOR MOUNTING;4 BOLT HOLES 0.343 IN. DIA IN
nominal_thread_size0.875 INCHES FIRST END IN
thread_series_designatorNPT THIRD END
material_document_and_classificationQQ-A-250/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4730-01-252-9380
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 12349978 · 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 (PIPE) THIRD END
•
CONNECTION TYPE: THREADED EXTERNAL PIPE THIRD END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
LEG LENGTH: 2.500 INCHES NOMINAL SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (PIPE) THIRD END
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
CONNECTION STYLEGASKET SEAL (BOSS) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE THIRD END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
LEG LENGTH2.500 INCHES NOMINAL SECOND END IN
LEG LENGTH2.500 INCHES NOMINAL FIRST END IN
LEG LENGTH2.380 INCHES NOMINAL THIRD END 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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12349978?
12349978 is a TEE,PIPE TO BOSS.
What is the NSN for 12349978?
12349978 is cataloged in the U.S. Government catalog under NSN 4730-01-252-9380. This indicates validated use in U.S. government and defense supply chains.
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