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MS51521A10S — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

MS51521A10S: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.453 INCHES NOMINAL SECOND END IN, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL TUBE SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-887-8090, 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
MS51521A10S
NSN: 4730-00-887-8090
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
materialSTEEL CORROSION RESISTING OVERALL
flow_angle90.0 DEGREES
leg_length1.453 INCHES NOMINAL SECOND END IN
seat_angle37.0 DEGREES ALL ENDS
thread_class2B FIRST END
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleFLARED (TUBE) SECOND END
surface_treatmentPASSIVATE OVERALL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
nominal_thread_size0.875 INCHES ALL ENDS IN
maximum_operating_temp250.0 FAHRENHEIT SECOND RESPONSE DEGF
media_for_which_designedHYDRAULIC FLUID SECOND RESPONSE
NSN4730-00-887-8090
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MS51521A10S · 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
•
FURNISHED ITEMS AND QUANTITY: 1 TUBE COUPLING NUT W/SLEEVE
•
FLOW ANGLE: 90.0 DEGREES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE 1 OR 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
CONNECTION STYLE: FLARED (TUBE) SECOND END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,300 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 TUBE COUPLING NUT W/SLEEVE
FLOW ANGLE90.0 DEGREES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 1 OR 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CONNECTION STYLEFLARED (TUBE) SECOND END
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION66,300 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.625 INCHES ALL ENDS IN
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
SUBSTITUTES & CROSS-REFERENCES 7
10C6BXSSReference document
Same NSN cross-reference
Reference document — Secondary reference
712598-081Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MIL-DTL-18866Reference document
Same NSN cross-reference
Reference document — Identification reference
000-8006-258Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS51521B10SReference document
Same NSN cross-reference
Reference document — Secondary reference
J622-10SSReference 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 MS51521A10S?
MS51521A10S is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace MS51521A10S?
There are 7 known substitutes for MS51521A10S: 10C6BXSS, 712598-081, MIL-DTL-18866 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS51521A10S?
MS51521A10S is cataloged in the U.S. Government catalog under NSN 4730-00-887-8090. This indicates validated use in U.S. government and defense supply chains.
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