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Technical Data Sheet
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504637 — STANDOFF,HINGED,THREADED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

504637: STANDOFF,HINGED,THREADED.

The STANDOFF,HINGED,THREADED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-375-3608, 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
504637
NSN: 5340-01-375-3608
NIINs: 013753608, 014274783
FSC: 5340 — Hardware, Commercial
CAGE: 20284 — AIMTRON SYSTEMS, LLC (USA)
SPECIFICATIONS
special_featuresBRAND NAME DESCRIPTION BLACK;ADDITIONAL ITEM INFORMATION 14X23 1/2 C4/CO BLACK;REQUIRED MINIMUM ORDER QUANTITY 1;REQUIRED MULTIPLE ORDER QUANTITY 1
NSN5340-01-375-3608
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 504637 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
•
LENGTH: 0.437 INCHES NOMINAL IN
•
RIGHT PROJECTION DIAMETER: 0.188 INCHES NOMINAL IN
•
RIGHT PROJECTION LENGTH: 0.135 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH0.437 INCHES NOMINAL IN
RIGHT PROJECTION DIAMETER0.188 INCHES NOMINAL IN
RIGHT PROJECTION LENGTH0.135 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 504637?
504637 is a STANDOFF,HINGED,THREADED.
What is the NSN for 504637?
504637 is cataloged in the U.S. Government catalog under NSN 5340-01-375-3608. 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.