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Technical Data Sheet
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P3727 — WASHER,FLAT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

P3727: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include FSC APPLICATION DATA: ENGINE DSL. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-176-7934, 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
P3727
NSN: 5331-01-176-7934
NIINs: 011767934, 012010304
FSC: 5331 — O-ring
CAGE: 10190 — C. H. & E. MANUFACTURING CO. INC DIV ABS DEWATERING (USA)
SPECIFICATIONS
FSC APPLICATION DATAENGINE DSL
NSN5331-01-176-7934
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: P3727 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P3727?
P3727 is a WASHER,FLAT.
What is the NSN for P3727?
P3727 is cataloged in the U.S. Government catalog under NSN 5331-01-176-7934. This indicates validated use in U.S. government and defense supply chains.
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