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Technical Data Sheet

ANSI B16.5 1 1/2IN.NPT/ASTM A105 — Technical Data Sheet

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— · HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The FLANGE,PIPE is a the manufacturer industrial component. Key specifications include material: STEEL, thickness: 0.875 INCHES NOMINAL IN, neck_height: 1.875 INCHES NOMINAL IN, flange_diameter: 6.125 INCHES NOMINAL IN, special_features: WATER BORE DIMENSION 4.026 IN. IN, style_designator: ROUND, ONE BOLT HOLE CIRCLE.

This part is cataloged in the Federal Logistics Information System under NSN 4730-01-289-9631, 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
ANSI B16.5 1 1/2IN.NPT/ASTM A105
NSN: 4730-01-289-9631
FSC: 4730
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
materialSTEEL
thickness0.875 INCHES NOMINAL IN
neck_height1.875 INCHES NOMINAL IN
flange_diameter6.125 INCHES NOMINAL IN
special_featuresWATER BORE DIMENSION 4.026 IN. IN
style_designatorROUND, ONE BOLT HOLE CIRCLE
bolt_hole_diameter0.750 INCHES NOMINAL IN
bolt_hole_quantity4
raised_face_height0.250 INCHES NOMINAL IN
bolt_circle_diameter4.500 INCHES NOMINAL IN
flange_section_styleRAISED FACE, WELDING NECK
raised_face_diameter2.875 INCHES NOMINAL IN
NSN4730-01-289-9631
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: ANSI B16.5 1 1/2IN.NPT/ASTM A105 · 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
•
RAISED FACE HEIGHT: 0.250 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 18 TABLE
•
NOMINAL PIPE SIZE FOR WHICH DESIGNED: 1.500 INCHES IN
•
BOLT HOLE DIAMETER: 0.750 INCHES NOMINAL IN
•
THICKNESS: 0.875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND, ONE BOLT HOLE CIRCLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE
•
SPECIFICATION/STANDARD DATA: 80204-ANSI B16.5 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS
RAISED FACE HEIGHT0.250 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA18 TABLE
NOMINAL PIPE SIZE FOR WHICH DESIGNED1.500 INCHES IN
BOLT HOLE DIAMETER0.750 INCHES NOMINAL IN
THICKNESS0.875 INCHES NOMINAL IN
STYLE DESIGNATORROUND, ONE BOLT HOLE CIRCLE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105 ASSN STD SINGLE MATERIAL RESPONSE
SPECIFICATION/STANDARD DATA80204-ANSI B16.5 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIALSTEEL
RAISED FACE DIAMETER2.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
AT21534InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
21534InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
462InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
461InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
13034253InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B16.5 3IN.InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ANSI B16.5 1 1/2IN.NPT/ASTM A105?
ANSI B16.5 1 1/2IN.NPT/ASTM A105 is a FLANGE,PIPE.
What parts can replace ANSI B16.5 1 1/2IN.NPT/ASTM A105?
There are 12 known substitutes for ANSI B16.5 1 1/2IN.NPT/ASTM A105: AT21534, 21534, 462 and 9 more. Substitute compatibility should be verified for your specific system.
Is ANSI B16.5 1 1/2IN.NPT/ASTM A105 still available?
ANSI B16.5 1 1/2IN.NPT/ASTM A105 is currently cancelled.
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