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172-48059 — FLANGE,PIPE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

172-48059: FLANGE,PIPE.

The FLANGE,PIPE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thickness: 0.250 INCHES NOMINAL IN, thread_class: 3B, flange_diameter: 4.125 INCHES NOMINAL IN, furnished_items: GASKET, style_designator: ROUND, ONE BOLT HOLE CIRCLE. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-568-3680, 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
172-48059
NSN: 4730-00-568-3680
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thickness0.250 INCHES NOMINAL IN
thread_class3B
flange_diameter4.125 INCHES NOMINAL IN
furnished_itemsGASKET
style_designatorROUND, ONE BOLT HOLE CIRCLE
bolt_hole_diameter0.098 INCHES NOMINAL IN
bolt_hole_quantity8
raised_face_height0.063 INCHES NOMINAL IN
nominal_thread_size1.313 INCHES IN
bolt_circle_diameter3.125 INCHES NOMINAL IN
flange_section_styleRAISED FACE, RAISED NECK
NSN4730-00-568-3680
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 172-48059 · 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
•
FLANGE DIAMETER: 4.125 INCHES NOMINAL IN
•
FLANGE SECTION STYLE: RAISED FACE, RAISED NECK
•
STYLE DESIGNATOR: ROUND, ONE BOLT HOLE CIRCLE
•
BOLT HOLE DIAMETER: 0.098 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/2,ALLOY 3003 FED SPEC SINGLE MATERIAL RESPONSE
•
NOMINAL THREAD SIZE: 1.313 INCHES IN
•
REDUCER FLANGE HOLE TYPE: CONCENTRIC
•
BOLT HOLE QUANTITY: 8
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER4.125 INCHES NOMINAL IN
FLANGE SECTION STYLERAISED FACE, RAISED NECK
STYLE DESIGNATORROUND, ONE BOLT HOLE CIRCLE
BOLT HOLE DIAMETER0.098 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/2,ALLOY 3003 FED SPEC SINGLE MATERIAL RESPONSE
NOMINAL THREAD SIZE1.313 INCHES IN
REDUCER FLANGE HOLE TYPECONCENTRIC
BOLT HOLE QUANTITY8
BOLT CIRCLE DIAMETER3.125 INCHES NOMINAL IN
RAISED FACE DIAMETER1.750 INCHES NOMINAL 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 172-48059?
172-48059 is a FLANGE,PIPE.
What is the NSN for 172-48059?
172-48059 is cataloged in the U.S. Government catalog under NSN 4730-00-568-3680. This indicates validated use in U.S. government and defense supply chains.
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