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6392291 — THREAD PIECE,UNION

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

6392291: THREAD PIECE,UNION.

The THREAD PIECE,UNION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_type: GASKET, overall_length: 1.062 INCHES NOMINAL IN, flange_thickness: 0.100 INCHES NOMINAL IN, end_connection_type: WELDED, union_end_thread_size: 1.375. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-521-4697, 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
6392291
NSN: 4730-01-521-4697
NIINs: 015214697, 015274362
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_typeGASKET
overall_length1.062 INCHES NOMINAL IN
flange_thickness0.100 INCHES NOMINAL IN
special_featuresWEAPON SYSTEM ESSSENTIAL; O'RING FACE SEAL, FLAT FACE WITH GROOVE FOR O'RING; BLANK UNION TAILPIECE FOR .375 INCH TUBE OR .25 INCH PIPE, 316 STAINLESS IN
end_connection_typeWELDED
union_end_thread_size1.375
end_item_identificationSHIP
flange_outside_diameter1.062 INCHES NOMINAL IN
tubing_outside_diameter0.500 INCHES NOMINAL IN
union_end_thread_directionRIGHT-HAND
criticality_code_justificationFEAT
NSN4730-01-521-4697
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 6392291 · 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
•
UNION END THREAD DIRECTION: RIGHT-HAND
•
END CONNECTION TYPE: WELDED
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
UNION END THREAD SIZE: 1.375
•
SEAT TYPE: STRAIGHT FACE
•
TUBING OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
UNION END THREAD DIRECTIONRIGHT-HAND
END CONNECTION TYPEWELDED
CRITICALITY CODE JUSTIFICATIONFEAT
UNION END THREAD SIZE1.375
OVERALL LENGTH1.118 INCHES NOMINAL IN
SEAT TYPESTRAIGHT FACE
TUBING OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL; INTERNAL SOCKET WELD, CAN BE SOLDERED OR BRAZED
END ITEM IDENTIFICATIONHULL PENETRATION SLEEVE ASSEMBLY
UNION END SCREW THREAD SERIES DESIGNATORUNF
SUBSTITUTES & CROSS-REFERENCES 1
6392291 FIND 005Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6392291?
6392291 is a THREAD PIECE,UNION.
What parts can replace 6392291?
There is 1 known substitute for 6392291: 6392291 FIND 005. Substitute compatibility should be verified for your specific system.
What is the NSN for 6392291?
6392291 is cataloged in the U.S. Government catalog under NSN 4730-01-521-4697. This indicates validated use in U.S. government and defense supply chains.
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