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4L5805 — FLANGE,PIPE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

4L5805: FLANGE,PIPE.

The FLANGE,PIPE is a the manufacturer industrial component. Key specifications include material: STEEL, thickness: 0.730 INCHES NOMINAL IN, flange_width: 1.940 INCHES MINIMUM AND 2.100 INCHES MAXIMUM IN, thread_class: 2B, flange_length: 3.103 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN, style_designator: OVAL, ONE BOLT HOLE CIRCLE. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-264-8686, 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
4L5805
NSN: 4730-00-264-8686
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL
thickness0.730 INCHES NOMINAL IN
flange_width1.940 INCHES MINIMUM AND 2.100 INCHES MAXIMUM IN
thread_class2B
flange_length3.103 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
style_designatorOVAL, ONE BOLT HOLE CIRCLE
flange_end_radius0.400 INCHES NOMINAL IN
bolt_hole_diameter0.406 INCHES NOMINAL IN
bolt_hole_quantity2
nominal_thread_size0.875 INCHES IN
bolt_circle_diameter2.500 INCHES NOMINAL IN
flange_section_stylePLAIN FACE
NSN4730-00-264-8686
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4L5805 · 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 END RADIUS: 0.400 INCHES NOMINAL IN
•
FACE SEATING SURFACE CONDITION: MACHINED
•
NOMINAL PIPE SIZE FOR WHICH DESIGNED: 0.750 INCHES IN
•
FLANGE SECTION STYLE: PLAIN FACE
•
STYLE DESIGNATOR: OVAL, ONE BOLT HOLE CIRCLE
•
BOLT HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
FLANGE LENGTH: 3.103 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 0.875 INCHES IN
TECHNICAL CHARACTERISTICS
FLANGE END RADIUS0.400 INCHES NOMINAL IN
FACE SEATING SURFACE CONDITIONMACHINED
NOMINAL PIPE SIZE FOR WHICH DESIGNED0.750 INCHES IN
FLANGE SECTION STYLEPLAIN FACE
STYLE DESIGNATOROVAL, ONE BOLT HOLE CIRCLE
BOLT HOLE DIAMETER0.406 INCHES NOMINAL IN
FLANGE LENGTH3.103 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.875 INCHES IN
BOLT HOLE QUANTITY2
BOLT CIRCLE DIAMETER2.500 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4L5805?
4L5805 is a FLANGE,PIPE.
What is the NSN for 4L5805?
4L5805 is cataloged in the U.S. Government catalog under NSN 4730-00-264-8686. This indicates validated use in U.S. government and defense supply chains.
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