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GB504AK1 — BELLOWS,PRESSURE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

GB504AK1: BELLOWS,PRESSURE.

The BELLOWS,PRESSURE is a the manufacturer industrial component. Key specifications include specific_use: AIR CONDITIONING SYSTEM, overall_length: 4.380 INCHES MINIMUM AND 4.620 INCHES MAXIMUM IN, inside_diameter: 3.500 INCHES NOMINAL IN, outside_diameter: 3.600 INCHES NOMINAL IN, special_features: MATERIAL SPEC, SILICONE PER A-A-59588 AND CRES TYPE 302 OR 304 PER ASTMA-313, operating_pressure: 18.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. This part is cataloged in the U.S.

Government catalog under NSN 1660-01-504-8466, 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
GB504AK1
NSN: 1660-01-504-8466
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
specific_useAIR CONDITIONING SYSTEM
overall_length4.380 INCHES MINIMUM AND 4.620 INCHES MAXIMUM IN
inside_diameter3.500 INCHES NOMINAL IN
outside_diameter3.600 INCHES NOMINAL IN
special_featuresMATERIAL SPEC, SILICONE PER A-A-59588 AND CRES TYPE 302 OR 304 PER ASTMA-313
operating_pressure18.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
end_item_identificationE-8C JOINT STAR AIRCRAFT
NSN1660-01-504-8466
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BELLOWS,PRESSURE TITLE COMPONENT PN GB504AK1 MFR BELLOWS,PRESSURE
KEY FEATURES
•
OUTSIDE DIAMETER: 3.600 INCHES NOMINAL IN
•
OPERATING PRESSURE: 18.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
•
SPECIFIC USE: AIR CONDITIONING SYSTEM
•
INSIDE DIAMETER: 3.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER3.600 INCHES NOMINAL IN
OVERALL LENGTH4.380 INCHES MINIMUM AND 4.620 INCHES MAXIMUM IN
OPERATING PRESSURE18.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
SPECIFIC USEAIR CONDITIONING SYSTEM
INSIDE DIAMETER3.500 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL SPEC, SILICONE PER A-A-59588 AND CRES TYPE 302 OR 304 PER ASTMA-313
END ITEM IDENTIFICATIONE-8C JOINT STAR AIRCRAFT
OTHER ITEMS IN FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-001-1693 1660-00-001-1754 1660-00-001-2491 1660-00-001-2493 1660-00-001-2496 1660-00-001-2497 1660-00-001-4130 1660-00-001-4479
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is GB504AK1?
GB504AK1 is a BELLOWS,PRESSURE.
What is the NSN for GB504AK1?
GB504AK1 is cataloged in the U.S. Government catalog under NSN 1660-01-504-8466. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.