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B643-1010-F92 — COUPLING,AIR DUCT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

B643-1010-F92: COUPLING,AIR DUCT.

The COUPLING,AIR DUCT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, overall_width: 27.500 INCHES NOMINAL IN, overall_height: 14.500 INCHES NOMINAL IN, end_item_identification: VENTILATION SYSTEM PARTS, general_characteristics_item_description: 24.0 X 11.0 INCH INNER OPENING IN, part_name_assigned_by_controlling_agency: FLEX CONNECTION. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-538-5231, 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
B643-1010-F92
NSN: 4730-01-538-5231
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
overall_width27.500 INCHES NOMINAL IN
overall_height14.500 INCHES NOMINAL IN
special_featuresWALL THICKNESS .2 INCH; FLANGED REGTANGULAR SHAPE;U-SHAPED MOUNTING FLANGE, APPROXIMATELY 2.5 INCH; FLEXIBLE CONNECTION IN
end_item_identificationVENTILATION SYSTEM PARTS
general_characteristics_item_description24.0 X 11.0 INCH INNER OPENING IN
part_name_assigned_by_controlling_agencyFLEX CONNECTION
NSN4730-01-538-5231
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: B643-1010-F92 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 24.0 X 11.0 INCH INNER OPENING IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT14.500 INCHES NOMINAL IN
GENERAL CHARACTERISTICS ITEM DESCRIPTION24.0 X 11.0 INCH INNER OPENING IN
OVERALL WIDTH27.500 INCHES NOMINAL IN
SPECIAL FEATURESWALL THICKNESS .2 INCH; FLANGED REGTANGULAR SHAPE;U-SHAPED MOUNTING FLANGE, APPROXIMATELY 2.5 INCH; FLEXIBLE CONNECTION IN
PART NAME ASSIGNED BY CONTROLLING AGENCYFLEX CONNECTION
END ITEM IDENTIFICATIONVENTILATION SYSTEM PARTS
MATERIALRUBBER SYNTHETIC
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 B643-1010-F92?
B643-1010-F92 is a COUPLING,AIR DUCT.
What is the NSN for B643-1010-F92?
B643-1010-F92 is cataloged in the U.S. Government catalog under NSN 4730-01-538-5231. This indicates validated use in U.S. government and defense supply chains.
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