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3-9674A-50 — FASTENER,CYLINDER,SPRING LOADED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3-9674A-50: FASTENER,CYLINDER,SPRING LOADED.

FASTENER,CYLINDER,SPRING LOADED. Key specifications include length: 4.594 INCHES NOMINAL EFFECTIVE FREE LENGTH IN, diameter: 0.219 INCHES NOMINAL MOUNTING HOLE IN, handle_type: RING, special_features: PAD-NOT INCLUDED;NONADJUSTABLE;PAINTED FEATURE-NOT INCLUDED;EFFECT. EXTENDED LGTH 5.093 IN.

NOM;CATCH-NOT INCLUDED IN, engaging_end_type: CAM, mounting_end_type: PLATE. This part is cataloged in the U.S. Government catalog under NSN 5340-01-055-6718, 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
3-9674A-50
NSN: 5340-01-055-6718
FSC: 5340 — Hardware, Commercial
CAGE: 19220 — EASTERN CO DIV EBERHARD MANUFACTURING (USA)
SPECIFICATIONS
length4.594 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
diameter0.219 INCHES NOMINAL MOUNTING HOLE IN
handle_typeRING
special_featuresPAD-NOT INCLUDED;NONADJUSTABLE;PAINTED FEATURE-NOT INCLUDED;EFFECT. EXTENDED LGTH 5.093 IN. NOM;CATCH-NOT INCLUDED IN
engaging_end_typeCAM
mounting_end_typePLATE
antirattle_device_typeSPRING
mounting_configurationTRIANGULAR SHAPED UNEQUALLY SPACED
mounting_hole_quantity3
mounting_position_for_which_designedVERTICAL
NSN5340-01-055-6718
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3-9674A-50 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
•
HANDLE TYPE: RING
•
MOUNTING HOLE QUANTITY: 3
•
MOUNTING END TYPE: PLATE
•
LENGTH: 4.594 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
•
MOUNTING POSITION FOR WHICH DESIGNED: VERTICAL
•
DIAMETER: 0.219 INCHES NOMINAL MOUNTING HOLE IN
•
ENGAGING END TYPE: CAM
•
ANTIRATTLE DEVICE TYPE: SPRING
TECHNICAL CHARACTERISTICS
HANDLE TYPERING
MOUNTING HOLE QUANTITY3
MOUNTING END TYPEPLATE
LENGTH4.594 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
MOUNTING POSITION FOR WHICH DESIGNEDVERTICAL
DIAMETER0.219 INCHES NOMINAL MOUNTING HOLE IN
ENGAGING END TYPECAM
ANTIRATTLE DEVICE TYPESPRING
SPECIAL FEATURESPAD-NOT INCLUDED;NONADJUSTABLE;PAINTED FEATURE-NOT INCLUDED;EFFECT. EXTENDED LGTH 5.093 IN. NOM;CATCH-NOT INCLUDED IN
MOUNTING CONFIGURATIONTRIANGULAR SHAPED UNEQUALLY SPACED
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 2
50307AXReference document
Same NSN cross-reference
Reference document — Secondary reference
4SK890Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 3-9674A-50?
3-9674A-50 is a FASTENER,CYLINDER,SPRING LOADED.
What parts can replace 3-9674A-50?
There are 2 known substitutes for 3-9674A-50: 50307AX, 4SK890. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-9674A-50?
3-9674A-50 is cataloged in the U.S. Government catalog under NSN 5340-01-055-6718. This indicates validated use in U.S. government and defense supply chains.
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