PartsTable
Technical Data Sheet
320000-20D ✓ 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

COUPLING ASSEMBLY,QUICK DISCONNE. Key specifications include material: ALUMINUM ALLOY OVERALL, leg_length: 0.984 INCHES NOMINAL IN, seat_angle: 12.0 DEGREES, thread_class: 3A FIRST FLUID END CONNECTION A, overall_length: 6.630 INCHES NOMINAL IN, connection_type: THREADED INTERNAL BOSS SECOND FLUID END CONNECTION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-897-4885, 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
320000-20D
NSN: 4730-00-897-4885
FSC: 4730
CAGE: 00624 — EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
leg_length0.984 INCHES NOMINAL IN
seat_angle12.0 DEGREES
thread_class3A FIRST FLUID END CONNECTION A
overall_length6.630 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL BOSS SECOND FLUID END CONNECTION
connection_styleINVERTED FLARE FIRST FLUID END CONNECTION
style_designatorCOUPLING ASSEMBLY
features_providedSELF-SEALING
surface_treatmentANODIZE OVERALL
operating_pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.625 INCHES FIRST FLUID END CONNECTION IN
NSN4730-00-897-4885
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 320000-20D · 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
THREAD CLASS: 3A FIRST FLUID END CONNECTION A
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
THREAD QUANTITY PER INCH: 12 FIRST FLUID END CONNECTION
NOMINAL THREAD SIZE: 1.625 INCHES SECOND FLUID END CONNECTION IN
OPERATING PRESSURE: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
STYLE DESIGNATOR: COUPLING ASSEMBLY
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT (UNJ) FIRST FLUID END CONNECTION
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3A FIRST FLUID END CONNECTION A
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
THREAD QUANTITY PER INCH12 FIRST FLUID END CONNECTION
THREAD QUANTITY PER INCH12 SECOND FLUID END CONNECTION
NOMINAL THREAD SIZE1.625 INCHES SECOND FLUID END CONNECTION IN
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
STYLE DESIGNATORCOUPLING ASSEMBLY
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) FIRST FLUID END CONNECTION
SURFACE TREATMENTANODIZE OVERALL
MATERIALALUMINUM ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
4202842Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-25427Interchangeable
interchangeable cross-reference
interchangeable
140-8DInterchangeable
interchangeable cross-reference
interchangeable
157-4DInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-25427Interchangeable
interchangeable cross-reference
interchangeable
3200-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 320000-20D?
320000-20D is a COUPLING ASSEMBLY,QUICK DISCONNE.
What parts can replace 320000-20D?
There are 20 known substitutes for 320000-20D: 4202842, MIL-C-25427, 140-8D and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 320000-20D?
320000-20D is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-897-4885. This indicates validated use in U.S. government and defense supply chains.
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