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Technical Data Sheet
ST49D5-13 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include design_type: FRICTION, round_cap_outside_surface_condition: SMOOTH, tube_outside_diameter_for_which_designed: 1.310 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-267-6429, 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
ST49D5-13
NSN: 5340-01-267-6429
FSC: 5340
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
design_typeFRICTION
round_cap_outside_surface_conditionSMOOTH
tube_outside_diameter_for_which_designed1.310 INCHES MAXIMUM IN
NSN5340-01-267-6429
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST49D5-13 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
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.310 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
DESIGN TYPE: FRICTION
TECHNICAL CHARACTERISTICS (FLIS)
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.310 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
DESIGN TYPEFRICTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
9799Upgraded Successor
successor cross-reference
successor
6515NCM082398Upgraded Successor
successor cross-reference
successor
ANCHOR FASTUpgraded Successor
successor cross-reference
successor
00150Interchangeable
interchangeable cross-reference
interchangeable
5700594Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST49D5-13?
ST49D5-13 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace ST49D5-13?
There are 5 known substitutes for ST49D5-13: 9799, 6515NCM082398, ANCHOR FAST and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST49D5-13?
ST49D5-13 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-267-6429. This indicates validated use in U.S. government and defense supply chains.
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