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3754538 — TEE,BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

3754538: TEE,BOSS.

The TEE,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, connection_type: THREADED EXTERNAL BOSS FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END, surface_treatment: ZINC OVERALL, end_item_identification: 2355-01-559-0791 MMPV-EOD,MEDIUM MINE PROCTED VEHICLE, part_name_assigned_by_controlling_agency: INDUSTRIAL FITTING TEE, STRAIGHT THREAD. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-581-0452, 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
3754538
NSN: 4730-01-581-0452
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
connection_typeTHREADED EXTERNAL BOSS FIRST END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
surface_treatmentZINC OVERALL
end_item_identification2355-01-559-0791 MMPV-EOD,MEDIUM MINE PROCTED VEHICLE
part_name_assigned_by_controlling_agencyINDUSTRIAL FITTING TEE, STRAIGHT THREAD
NSN4730-01-581-0452
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 3754538 · 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: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
•
CONNECTION TYPE: THREADED INTERNAL BOSS THIRD END
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
CONNECTION STYLEGASKET SEAL (TUBE) THIRD END
CONNECTION STYLEGASKET SEAL (PIPE) SECOND END
CONNECTION TYPETHREADED INTERNAL BOSS THIRD END
CONNECTION TYPETHREADED EXTERNAL BOSS FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYINDUSTRIAL FITTING TEE, STRAIGHT THREAD
END ITEM IDENTIFICATION2355-01-559-0791 MMPV-EOD,MEDIUM MINE PROCTED VEHICLE
MATERIALSTEEL 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
3992876C1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3754538?
3754538 is a TEE,BOSS.
What parts can replace 3754538?
There is 1 known substitute for 3754538: 3992876C1. Substitute compatibility should be verified for your specific system.
What is the NSN for 3754538?
3754538 is cataloged in the U.S. Government catalog under NSN 4730-01-581-0452. This indicates validated use in U.S. government and defense supply chains.
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