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252-8307 — CONNECTING LINK,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

252-8307: CONNECTING LINK,RIGID.

The CONNECTING LINK,RIGID is a the manufacturer industrial component. Key specifications include body_diameter: 0.625 INCHES NOMINAL IN, overall_length: 29.125 INCHES NOMINAL IN, body_construction: SOLID, end_attachment_length: 0.375 INCHES NOMINAL BOTH ENDS IN, part_name_assigned_by_controlling_agency: LINK. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-047-7957, 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
252-8307
NSN: 5331-01-047-7957
NIINs: 010477957, 015947794
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
body_diameter0.625 INCHES NOMINAL IN
overall_length29.125 INCHES NOMINAL IN
body_constructionSOLID
end_attachment_length0.375 INCHES NOMINAL BOTH ENDS IN
part_name_assigned_by_controlling_agencyLINK
NSN5331-01-047-7957
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 252-8307 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
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 5.211 INCHES MINIMUM AND 5.257 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER5.211 INCHES MINIMUM AND 5.257 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 1
23750-72Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 252-8307?
252-8307 is a CONNECTING LINK,RIGID.
What parts can replace 252-8307?
There is 1 known substitute for 252-8307: 23750-72. Substitute compatibility should be verified for your specific system.
What is the NSN for 252-8307?
252-8307 is cataloged in the U.S. Government catalog under NSN 5331-01-047-7957. 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.