PartsTable
Technical Data Sheet
8DBU-S ✓ 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 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.230 INCHES NOMINAL FIRST END IN, seat_angle: 12.0 DEGREES FIRST END, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-489-8212, 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
8DBU-S
NSN: 4730-00-489-8212
FSC: 4730
CAGE: 45681 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV CORPORATE HEADQUARTERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flow_angle90.0 DEGREES
leg_length1.230 INCHES NOMINAL FIRST END IN
seat_angle12.0 DEGREES FIRST END
thread_class2A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_stylePLAIN (PIPE) SECOND END
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.750 INCHES FIRST END IN
maximum_operating_temp250.0 FAHRENHEIT FIRST RESPONSE DEGF
media_for_which_designedAIR SECOND RESPONSE
thread_series_designatorNPTF SECOND END
NSN4730-00-489-8212
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 8DBU-S · 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
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FURNISHED ITEMS AND QUANTITY: 1 SHORT COUPLING NUT WITH SLEEVE
SEAT ANGLE: 12.0 DEGREES ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST END IN
THREAD SERIES DESIGNATOR: NPTF SECOND END
SURFACE TREATMENT: PHOSPHATE OVERALL
NOMINAL THREAD SIZE: 0.875 INCHES FIRST END IN
FLOW ANGLE: 90.0 DEGREES
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FURNISHED ITEMS AND QUANTITY1 SHORT COUPLING NUT WITH SLEEVE
SEAT ANGLE12.0 DEGREES ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST END IN
THREAD SERIES DESIGNATORNPTF SECOND END
SURFACE TREATMENTPHOSPHATE OVERALL
NOMINAL THREAD SIZE0.875 INCHES FIRST END IN
FLOW ANGLE90.0 DEGREES
SPECIFICATION/STANDARD DATA96906-MS51813 GOVERNMENT STANDARD AND 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-16232,TY M,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
4508Interchangeable
interchangeable cross-reference
interchangeable
40617Interchangeable
interchangeable cross-reference
interchangeable
13153075-2Interchangeable
interchangeable cross-reference
interchangeable
5228V930Interchangeable
interchangeable cross-reference
interchangeable
4508 3/4 IN.Interchangeable
interchangeable cross-reference
interchangeable
MS51813-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8DBU-S?
8DBU-S is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace 8DBU-S?
There are 15 known substitutes for 8DBU-S: 4508, 40617, 13153075-2 and 12 more. Substitute compatibility should be verified for your specific system.
Is 8DBU-S still available?
8DBU-S is currently cancelled.
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