PartsTable
Technical Data Sheet
MS51513A6S ✓ Verified by PartsTable
· 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 ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, leg_length: 1.230 INCHES NOMINAL FIRST END IN, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2A SECOND END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-691-6062, 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
MS51513A6S
NSN: 4730-00-691-6062
FSC: 4730
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
leg_length1.230 INCHES NOMINAL FIRST END IN
seat_angle37.0 DEGREES FIRST END
thread_class2A SECOND END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
surface_treatmentPASSIVATE OVERALL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.250 INCHES THIRD END IN
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
thread_series_designatorUNF SECOND END
NSN4730-00-691-6062
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MS51513A6S · 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
NOMINAL THREAD SIZE: 0.562 INCHES SECOND END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE 1 OR 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
LEG LENGTH: 1.230 INCHES NOMINAL FIRST END IN
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
SEAT ANGLE: 37.0 DEGREES FIRST END
CONNECTION STYLE: FLARED (TUBE) FIRST END
THREAD CLASS: 2A FIRST END A
FURNISHED ITEMS AND QUANTITY: 2 TUBE COUPLING NUT W/SLEEVE
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.562 INCHES SECOND END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 1 OR 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
LEG LENGTH1.230 INCHES NOMINAL FIRST END IN
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
SEAT ANGLE37.0 DEGREES FIRST END
CONNECTION STYLEFLARED (TUBE) FIRST END
THREAD CLASS2A FIRST END A
FURNISHED ITEMS AND QUANTITY2 TUBE COUPLING NUT W/SLEEVE
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
LEG LENGTH0.880 INCHES NOMINAL THIRD END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
N24725PCAInterchangeable
interchangeable cross-reference
interchangeable
3245850Interchangeable
interchangeable cross-reference
interchangeable
35667Interchangeable
35667
interchangeable
035667Interchangeable
interchangeable cross-reference
interchangeable
6 0BTXSSInterchangeable
Same NIIN cross-reference
interchangeable
MIL-DTL-18866Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51513A6S?
MS51513A6S is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace MS51513A6S?
There are 9 known substitutes for MS51513A6S: N24725PCA, 3245850, 35667 and 6 more. Substitute compatibility should be verified for your specific system.
Is MS51513A6S still available?
MS51513A6S is currently cancelled.
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