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217987 — ELBOW,PIPE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

217987: ELBOW,PIPE.

The ELBOW,PIPE is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.620 INCHES NOMINAL SECOND END IN, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, operating_pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-249-3903, 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
217987
NSN: 4730-00-249-3903
NIINs: 002493903, 014836375
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 61928 — GENERAL MOTORS CORP AC-DELCO DIV GOVERNMENT ORDER DEPT (USA)
SPECIFICATIONS
materialIRON OVERALL
flow_angle90.0 DEGREES
leg_length1.620 INCHES NOMINAL SECOND END IN
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
nominal_thread_size1.250 INCHES FIRST END IN
maximum_operating_temp139.0 FAHRENHEIT SECOND RESPONSE DEGF
media_for_which_designedSTEAM FIRST RESPONSE
thread_series_designatorNPT ALL ENDS
nondefinitive_spec/std_data1 TYPE
nominal_pipe_size_accommodated0.750 INCHES SECOND END IN
NSN4730-00-249-3903
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 217987 · 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
•
FLOW ANGLE: 90.0 DEGREES
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES SECOND END IN
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES SECOND END IN
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES FIRST END IN
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
LEG LENGTH1.450 INCHES NOMINAL FIRST END IN
LEG LENGTH1.620 INCHES NOMINAL SECOND END IN
SUBSTITUTES & CROSS-REFERENCES 2
ASME B16.3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
WWP521Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 217987?
217987 is a ELBOW,PIPE.
What parts can replace 217987?
There are 2 known substitutes for 217987: ASME B16.3, WWP521. Substitute compatibility should be verified for your specific system.
What is the NSN for 217987?
217987 is cataloged in the U.S. Government catalog under NSN 4730-00-249-3903. This indicates validated use in U.S. government and defense supply chains.
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