Met-L-Chek® FP-921
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Met-L-Chek® FP-921

Met-L-Chek® FP-921 is approved to AMS-2644 as a fluorescent (Type 1); Methods “A” and “C”; sensitivity Level 1 water washable inspection penetrant. FP-921 is approved for low sensitivity aerospace applications.

NDT Material Classification

TEST METHOD

Penetrant Testing – Water Washable Penetrant

TYPE

Fluorescent: Type 1

METHOD

Fluorescent: A & C

SENSITIVITY LEVEL

Level 1

Properties
  • Clear, yellow green liquid, no sediment
  • Low in sulfur and halogens
  • Safe for use on all metal surfaces
National Stock Number
Size NSN Item Name
1/gal 6850012636490 Flourescent Penetrant
55/gal 6850012634055 Flourescent Penetrant
Usage
  • Immersion
  • Spray On
  • Electrostatic Spray
  • Wipe On
  • Brush On
Approvals
Authority Specification
AMS AMS 2644
AMS AMS 2647
ASME ASME B&PVC Sec V
ASTM ASTM E-1417
ASTM ASTM E-165
Boeing BAC 20-20-02
Boeing BAC 5423
Boeing BSS 7039
Boeing PSD 6-46 & PSD 8-4
Department of the NAVY NAVSEA 250-1500-1
Department of the NAVY T9074-AS-GIB-010
GE GE 70-32-02
GE GE LM6000 PC
Honeywell EMS 52309
Honeywell HGS1010
ISO ISO 3452-2
Military MIL-STD-2132
Pratt & Whitney PMC 4350
Rolls-Royce RPS-702-7
Rolls-Royce RRP 58003
Safran PR-5000
Product Disclaimer
BEFORE USING ANY OF THESE PRODUCTS, YOU MUST BECOME COMPLETELY FAMILIAR WITH THE INFORMATION CONTAINED IN MCGEAN’S SAFETY DATA SHEETS.

MCGEAN’S FULL PRODUCT DISCLAIMER CAN BE FOUND HERE
Related Products
  • Met-L-Chek® FP-922
  • Test Method

    Penetrant Testing – Water Washable Penetrant

    Type

    Fluorescent: Type 1

    Method

    Fluorescent: A & C

    Sensitivity Level

    Level 2

  • Met-L-Chek® FP-923
  • Test Method

    Penetrant Testing – Water Washable Penetrant

    Type

    Fluorescent: Type 1

    Method

    Fluorescent: A & C

    Sensitivity Level

    Level 3

Met-L-Chek® FP-921

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