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604AS610-1 — TURNBUCKLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

604AS610-1: TURNBUCKLE.

The TURNBUCKLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: CLEVIS AND CLOSED EYE, body_style: ROUND OPEN BODY, body_length: 18.125 INCHES MINIMUM AND 18.625 INCHES MAXIMUM IN, surface_treatment: ZINC OVERALL, furnished_items_and_quantity: 2 LOCKNUT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-264-8373, 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
604AS610-1
NSN: 5340-01-264-8373
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleCLEVIS AND CLOSED EYE
body_styleROUND OPEN BODY
body_length18.125 INCHES MINIMUM AND 18.625 INCHES MAXIMUM IN
surface_treatmentZINC OVERALL
furnished_items_and_quantity2 LOCKNUT
NSN5340-01-264-8373
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 604AS610-1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FURNISHED ITEMS AND QUANTITY: 2 LOCKNUT
•
BODY STYLE: ROUND OPEN BODY
•
END STYLE: CLEVIS AND CLOSED EYE
•
BODY LENGTH: 18.125 INCHES MINIMUM AND 18.625 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY2 LOCKNUT
BODY STYLEROUND OPEN BODY
END STYLECLEVIS AND CLOSED EYE
BODY LENGTH18.125 INCHES MINIMUM AND 18.625 INCHES MAXIMUM IN
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
FF-T-791Reference document
Same NSN cross-reference
Reference document — Secondary reference
1-3/4-5UNC-2BX2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 604AS610-1?
604AS610-1 is a TURNBUCKLE.
What parts can replace 604AS610-1?
There are 2 known substitutes for 604AS610-1: FF-T-791, 1-3/4-5UNC-2BX2. Substitute compatibility should be verified for your specific system.
What is the NSN for 604AS610-1?
604AS610-1 is cataloged in the U.S. Government catalog under NSN 5340-01-264-8373. 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.