PartsTable
Technical Data Sheet
MS51534A12-6 ✓ 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 12L14 OVERALL, seat_angle: 37.0 DEGREES FIRST END, reducer_type: CONCENTRIC, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: FLARELESS (TUBE) SECOND END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-675-9217, 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
MS51534A12-6
NSN: 4730-00-675-9217
FSC: 4730
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP 12L14 OVERALL
seat_angle37.0 DEGREES FIRST END
reducer_typeCONCENTRIC
thread_class2B FIRST END
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleFLARELESS (TUBE) SECOND END
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.562 INCHES SECOND END IN
nominal_overall_length1.090 INCHES IN
end_item_identificationARMORED VEHICLE LAUNCH BRIDGE (M60A1 & M48A5)
thread_series_designatorUNF ALL ENDS
nondefinitive_spec/std_data15 FIGURE
NSN4730-00-675-9217
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MS51534A12-6 · 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
SEAT ANGLE: 37.0 DEGREES FIRST END
CONNECTION TYPE: THREADED INTERNAL TUBE FIRST END
THREAD CLASS: 2A SECOND END A
CONNECTION STYLE: FLARELESS (TUBE) SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.750 INCHES FIRST END IN
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66, COMP 12L14 FED STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SEAT ANGLE37.0 DEGREES FIRST END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
THREAD CLASS2A SECOND END A
CONNECTION STYLEFLARELESS (TUBE) SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES SECOND END IN
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66, COMP 12L14 FED STD SINGLE MATERIAL RESPONSE OVERALL
SEAT ANGLE12.0 DEGREES SECOND END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONJ514 ASSN STD SINGLE TREATMENT RESPONSE AND QQ-P-416, TY 2, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
REDUCER TYPECONCENTRIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
28-5034Interchangeable
interchangeable cross-reference
interchangeable
60B172Interchangeable
interchangeable cross-reference
interchangeable
P7706809G1Interchangeable
interchangeable cross-reference
interchangeable
B198570Interchangeable
interchangeable cross-reference
interchangeable
24067Interchangeable
interchangeable cross-reference
interchangeable
A21-8189Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51534A12-6?
MS51534A12-6 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace MS51534A12-6?
There are 16 known substitutes for MS51534A12-6: 28-5034, 60B172, P7706809G1 and 13 more. Substitute compatibility should be verified for your specific system.
Is MS51534A12-6 still available?
MS51534A12-6 is currently cancelled.
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