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187643 — DRESSING,HYDROCOLLOID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

187643: DRESSING,HYDROCOLLOID.

The DRESSING,HYDROCOLLOID is a the manufacturer industrial component. Key specifications include width: 6.000 INCHES NOMINAL IN, length: 8.000 INCHES NOMINAL IN, material: PLASTIC POLYMER AND PLASTIC FOAM, body_radius: 4.000 INCHES NOMINAL IN, hole_diameter: 0.265 INCHES NOMINAL IN, body_thickness: 0.950 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-317-2683, 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
187643
NSN: 5340-01-317-2683
NIINs: 013172683, 013357909
FSC: 5340 — Hardware, Commercial
CAGE: 07070 — UNITED STATES DEPARTMENT OF THE NAVY DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY (USA)
SPECIFICATIONS
width6.000 INCHES NOMINAL IN
length8.000 INCHES NOMINAL IN
materialPLASTIC POLYMER AND PLASTIC FOAM
body_radius4.000 INCHES NOMINAL IN
hole_diameter0.265 INCHES NOMINAL IN
body_thickness0.950 INCHES NOMINAL IN
flange_thickness0.500 INCHES NOMINAL IN
special_featuresINDIVIDUALLY PACKAGED; OPAQUE; MOLDS TO CONTOUR OF SKIN; IMPERMEABLE TO WATER; BACTERIA; OXYGEN; HYPOALLERGENIC; USED FOR SKIN GRAPHS; BURNS AND LEG ULCERS
material_locationFRONT AND BACK
surface_treatmentPLASTIC POLYAMIDE AND PLASTIC EPOXY
securing_device_typeSPECIAL
cross-sectional_shape_styleFLAT, ROUND RIB REINFORCED
NSN5340-01-317-2683
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 187643 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: 8.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-22750 MIL SPEC ALL TREATMENT RESPONSES
•
FLANGE THICKNESS: 0.500 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 3.247 INCHES NOMINAL AND 3.500 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT, ROUND RIB REINFORCED
•
SECURING DEVICE TYPE: SPECIAL
•
BODY RADIUS: 4.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH8.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-22750 MIL SPEC ALL TREATMENT RESPONSES
FLANGE THICKNESS0.500 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH3.247 INCHES NOMINAL AND 3.500 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLEFLAT, ROUND RIB REINFORCED
SECURING DEVICE TYPESPECIAL
BODY RADIUS4.000 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC POLYAMIDE AND PLASTIC EPOXY
WIDTH7.990 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 187643?
187643 is a DRESSING,HYDROCOLLOID.
What is the NSN for 187643?
187643 is cataloged in the U.S. Government catalog under NSN 5340-01-317-2683. This indicates validated use in U.S. government and defense supply chains.
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