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Technical Data Sheet

SMF5/8BK1 — BUTTON,PLUG

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SMF5/8BK1: BUTTON,PLUG.

The BUTTON,PLUG is a the manufacturer industrial component. Key specifications include material: PLASTIC, POLYETHYLENE (PP), special_features: LENGTH; 0.260IN IN, style_designator: STANDARD, hole_accommodation_diameter: 0.670 INCHES NOMINAL IN, material_accommodated_thickness: 0.3 INCHES MINIMUM AND 0.8 INCHES MAXIMUM IN, part_name_assigned_by_controlling_agency: HOLD PLUG FLUSH STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-678-1844, 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
SMF5/8BK1
NSN: 5340-01-678-1844
FSC: 5340 — Hardware, Commercial
CAGE: 0N8C1 — MOCAP INC (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
special_featuresLENGTH; 0.260IN IN
style_designatorSTANDARD
hole_accommodation_diameter0.670 INCHES NOMINAL IN
material_accommodated_thickness0.3 INCHES MINIMUM AND 0.8 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencyHOLD PLUG FLUSH STANDARD
NSN5340-01-678-1844
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SMF5/8BK1 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
•
HOLE ACCOMMODATION DIAMETER: 0.670 INCHES NOMINAL IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.3 INCHES MINIMUM AND 0.8 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
TECHNICAL CHARACTERISTICS
HOLE ACCOMMODATION DIAMETER0.670 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS0.3 INCHES MINIMUM AND 0.8 INCHES MAXIMUM IN
STYLE DESIGNATORSTANDARD
SPECIAL FEATURESLENGTH; 0.260IN IN
PART NAME ASSIGNED BY CONTROLLING AGENCYHOLD PLUG FLUSH STANDARD
MATERIALPLASTIC, POLYETHYLENE (PP)
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

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 SMF5/8BK1?
SMF5/8BK1 is a BUTTON,PLUG.
What is the NSN for SMF5/8BK1?
SMF5/8BK1 is cataloged in the U.S. Government catalog under NSN 5340-01-678-1844. This indicates validated use in U.S. government and defense supply chains.
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