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10109012 — ADAPTER,STRAIGHT,FLANGE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

10109012: ADAPTER,STRAIGHT,FLANGE TO BOSS.

ADAPTER,STRAIGHT,FLANGE TO BOSS. Key specifications include flange_shape: ROUND FIRST END, thread_class: 3A SECOND END A, connection_type: FLANGE FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, nominal_thickness: 0.120 INCHES FIRST END IN, flange_face_design: PLAIN FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-266-1339, 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
10109012
NSN: 4730-01-266-1339
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
flange_shapeROUND FIRST END
thread_class3A SECOND END A
connection_typeFLANGE FIRST END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
nominal_thickness0.120 INCHES FIRST END IN
flange_face_designPLAIN FIRST END
nominal_thread_size1.250 INCHES SECOND END IN
nominal_overall_length0.620 INCHES IN
nominal_outside_diameter2.600 INCHES FIRST END IN
thread_series_designatorUNJEF SECOND END
NSN4730-01-266-1339
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 10109012 · 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
•
FLANGE SHAPE: ROUND FIRST END
•
FLANGE FACE DESIGN: PLAIN FIRST END
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
NOMINAL OVERALL LENGTH: 0.620 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL BOSS SECOND END
•
NOMINAL THREAD SIZE: 1.250 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER: 2.600 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND FIRST END
FLANGE FACE DESIGNPLAIN FIRST END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
NOMINAL OVERALL LENGTH0.620 INCHES IN
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
CONNECTION TYPEFLANGE FIRST END
NOMINAL THREAD SIZE1.250 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER2.600 INCHES FIRST END IN
THREAD CLASS3A SECOND END A
THREAD SERIES DESIGNATORUNJEF SECOND END
SUBSTITUTES & CROSS-REFERENCES 2
74A585735-1003Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
74A585735Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10109012?
10109012 is a ADAPTER,STRAIGHT,FLANGE TO BOSS.
What parts can replace 10109012?
There are 2 known substitutes for 10109012: 74A585735-1003, 74A585735. Substitute compatibility should be verified for your specific system.
What is the NSN for 10109012?
10109012 is cataloged in the U.S. Government catalog under NSN 4730-01-266-1339. This indicates validated use in U.S. government and defense supply chains.
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