PartsTable
Technical Data Sheet
ST7M286-4D ✓ 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 NIPPLE,TUBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) ALL ENDS, style_designator: FLARED W/ BULKHEAD THREAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-386-3314, 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
ST7M286-4D
NSN: 4730-01-386-3314
FSC: 4730
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
seat_angle37.0 DEGREES ALL ENDS
thread_class2A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_styleFLARED (TUBE) ALL ENDS
style_designatorFLARED W/ BULKHEAD THREAD
surface_treatmentANODIZE OVERALL
nominal_thread_size0.438 INCHES FIRST END BULKHEAD IN
nominal_overall_length2.950 INCHES IN
thread_series_designatorUNF ALL ENDS
material_document_and_classificationQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated0.250 INCHES ALL ENDS IN
NSN4730-01-386-3314
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: ST7M286-4D · 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
STYLE DESIGNATOR: FLARED W/ BULKHEAD THREAD
CONNECTION STYLE: FLARED (TUBE) ALL ENDS
SEAT ANGLE: 37.0 DEGREES ALL ENDS
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END BULKHEAD IN
SURFACE TREATMENT: ANODIZE OVERALL
THREAD CLASS: 2A ALL ENDS A
NOMINAL OVERALL LENGTH: 2.950 INCHES IN
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORFLARED W/ BULKHEAD THREAD
CONNECTION STYLEFLARED (TUBE) ALL ENDS
SEAT ANGLE37.0 DEGREES ALL ENDS
NOMINAL THREAD SIZE0.438 INCHES FIRST END BULKHEAD IN
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS2A ALL ENDS A
NOMINAL OVERALL LENGTH2.950 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TY II MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
AFP2372D06Interchangeable
interchangeable cross-reference
interchangeable
3451-6Interchangeable
interchangeable cross-reference
interchangeable
AP2690-06Interchangeable
interchangeable cross-reference
interchangeable
ST7M286Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST7M286-4D?
ST7M286-4D is a NIPPLE,TUBE.
What parts can replace ST7M286-4D?
There are 4 known substitutes for ST7M286-4D: AFP2372D06, 3451-6, AP2690-06 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M286-4D?
ST7M286-4D is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-386-3314. This indicates validated use in U.S. government and defense supply chains.
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