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6531-70-321-7106 — ELBOW,BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

6531-70-321-7106: ELBOW,BOSS.

The ELBOW,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8630 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.500 INCHES NOMINAL SECOND END IN, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL BOSS SECOND END, connection_style: GASKET SEAL (BOSS) SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-296-2966, 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
6531-70-321-7106
NSN: 4730-01-296-2966
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 8630 OVERALL
flow_angle90.0 DEGREES
leg_length1.500 INCHES NOMINAL SECOND END IN
thread_class3B FIRST END
connection_typeTHREADED INTERNAL BOSS SECOND END
connection_styleGASKET SEAL (BOSS) SECOND END
special_featuresIN SQ COMPRESSION PLATE CENTER HOLE 1.138IN DIA. W/4 0.328 MTG HOLES IN
surface_treatmentANODIZE OVERALL
nominal_thread_size0.875 INCHES SECOND END IN
nominal_overall_length3.000 INCHES IN
media_for_which_designedFUEL SINGLE RESPONSE
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
NSN4730-01-296-2966
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 6531-70-321-7106 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MILL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
CONNECTION STYLE: GASKET SEAL (BOSS) FIRST END
•
NOMINAL OVERALL LENGTH: 3.000 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL BOSS FIRST END
•
LEG LENGTH: 1.500 INCHES NOMINAL FIRST END IN
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMILL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
CONNECTION STYLEGASKET SEAL (BOSS) SECOND END
NOMINAL OVERALL LENGTH3.000 INCHES IN
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
LEG LENGTH1.500 INCHES NOMINAL FIRST END IN
LEG LENGTH1.500 INCHES NOMINAL SECOND END IN
NOMINAL THREAD SIZE0.875 INCHES FIRST END IN
SUBSTITUTES & CROSS-REFERENCES 1
65317-03217Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 6531-70-321-7106?
6531-70-321-7106 is a ELBOW,BOSS.
What parts can replace 6531-70-321-7106?
There is 1 known substitute for 6531-70-321-7106: 65317-03217. Substitute compatibility should be verified for your specific system.
What is the NSN for 6531-70-321-7106?
6531-70-321-7106 is cataloged in the U.S. Government catalog under NSN 4730-01-296-2966. This indicates validated use in U.S. government and defense supply chains.
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