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MS21915D6-5 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

MS21915D6-5: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, reducer_type: CONCENTRIC, thread_class: 3B FIRST END, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: GASKET SEAL (BOSS) FIRST END, surface_treatment: ANODIZE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-720-4244, 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
MS21915D6-5
NSN: 4730-00-720-4244
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
reducer_typeCONCENTRIC
thread_class3B FIRST END
connection_typeTHREADED EXTERNAL BOSS SECOND END
connection_styleGASKET SEAL (BOSS) FIRST END
surface_treatmentANODIZE OVERALL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.500 INCHES SECOND END IN
nominal_overall_length1.281 INCHES IN
thread_quantity_per_inch24 SECOND END
thread_series_designatorUNIFIED NATIONAL JOINT (UNJ) ALL ENDS
specification/standard_data96906-MS21915 GOVERNMENT STANDARD
NSN4730-00-720-4244
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MS21915D6-5 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC ALL TREATMENT RESPONSES OVERALL
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
NOMINAL OVERALL LENGTH: 1.281 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL BOSS FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6,T6 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC ALL TREATMENT RESPONSES OVERALL
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
NOMINAL OVERALL LENGTH1.281 INCHES IN
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6 FED SPEC ALL MATERIAL RESPONSES OVERALL
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.500 INCHES SECOND END IN
NOMINAL THREAD SIZE0.562 INCHES FIRST END IN
SUBSTITUTES & CROSS-REFERENCES 4
SAE-AS18280Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS21915W6-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS18180Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS21915Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS21915D6-5?
MS21915D6-5 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace MS21915D6-5?
There are 4 known substitutes for MS21915D6-5: SAE-AS18280, MS21915W6-5, AS18180 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21915D6-5?
MS21915D6-5 is cataloged in the U.S. Government catalog under NSN 4730-00-720-4244. This indicates validated use in U.S. government and defense supply chains.
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