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1681AS201-1 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1681AS201-1: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: OVAL, width: 0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN, length: 6.440 INCHES NOMINAL6.440 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, thickness: 0.035 INCHES NOMINAL0.035 INCHES NOMINAL IN, aperture_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-355-4960, 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
1681AS201-1
NSN: 5340-01-355-4960
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
shapeOVAL
width0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN
length6.440 INCHES NOMINAL6.440 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
thickness0.035 INCHES NOMINAL0.035 INCHES NOMINAL IN
aperture_shapeROUND
aperture_diameter0.340 INCHES NOMINAL IN
features_providedAPERTURE
surface_treatmentPASSIVATE
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity2
NSN5340-01-355-4960
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1681AS201-1 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
•
MOUNTING HOLE QUANTITY: 2
•
LENGTH: 6.440 INCHES NOMINAL6.440 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
MOUNTING HOLE DIAMETER: 0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: OVAL
•
APERTURE DIAMETER: 0.340 INCHES NOMINAL IN
•
FEATURES PROVIDED: APERTURE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
LENGTH6.440 INCHES NOMINAL6.440 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
MOUNTING HOLE DIAMETER0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM ALL HOLES IN
SHAPEOVAL
APERTURE DIAMETER0.340 INCHES NOMINAL IN
FEATURES PROVIDEDAPERTURE
SPECIAL FEATURESPLATE MOUNTING-LIGHT BAR ASSEMBLY-RESCUE SWIMMERS ENSEMBLE; APERTURE IS 82 DEGREES CSK; CENTRALLY LOCATED-3.030 IN. FROM CENTER OF MOUNTING HOLE TO CENTER OF APERTURE; MOUNTING CONFIGURATION: 0.190 IN FROM THE END-TWO PLACES IN
SURFACE TREATMENTPASSIVATE
WIDTH0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1681AS201-1?
1681AS201-1 is a PLATE,MOUNTING.
What is the NSN for 1681AS201-1?
1681AS201-1 is cataloged in the U.S. Government catalog under NSN 5340-01-355-4960. This indicates validated use in U.S. government and defense supply chains.
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