Letter from the Falex Corp.

This test was conducted for Kal-Gard, Now KG Products.

Falex Corporation
2055 Comprehensive Drive, Aurora, Illinois 60505 U.S.A.
Phone: 312~851~7660
IWX: 910 232~8O
FAX: 312~89&7851

October 15, 1987

KAL-GARD COATING & MFG. CORP.
ATTENTION: Mr. Christopher Potthast
16616 Schoenborn St.
Sepulveda, CA 91343

SUBJECT: Purchase Order 1CP304

Dear Mr. Potthast

Attached is Falex Pin and Vee Block test data on your samples received September 9, 1987 and Identified as "Gun Oil" (TL-2480). Test were performed according to MIL-L-63460D, "Military Specification; Lubricant, Cleaner and Preservative for Weapons and Weapons Systems, Paragraph 4.7 Falex Load Carrying Capacity, and Paragraph 4.8, Falex Wear Life.

Test specimens and fluids are being forwarded to your attention via UPS.

Thank you for the opportunity to serve you. please call me. Should you have any questions,

H. Micheal Anderson
Mgr. Testing Service

HMA/lm
DATE: September 22, 1987 T.L. #: 2480
MACHINE: Falex Pin and Vee Block

TEST DESIGNATION: MIL-L-63460D, para. 4.7, Falex Load Carrying Capacity

TESTING CONDITIONS:

RPM 290 +- 10 Duration: 1min

TEMPERATURE: Ambient Specimen Load: 750 lb gage load

Fluid: Gun Oil 7/20/87

SPECIMEN PIN:

TYPE Falex #8
HARDNESS, HRB 87 - 91 SURFACE FINISH, rins, ijin 10 max

SPECIMEN "V" BLOCK:
TYPE AISI 1137
HARDNESS, HRC 20 - 24 SURFACE FINISH, ~ms, ijin 10 max.

TEST # LOAD, lb DURATION, minute
1 750 1
2 750 1
3 750 1

MACHINE: Falex Pin and Vee Block

TEST DESIGNATION: MIL-L-63460 D, para.4.8, Falex~Wear Life

TESTING CONDITIONS:
RPM 290 +- 10 Duration: To Fail
TEMPERATURE: Ambient
Fluid Gun Oil 7/20/87 SPECIMEN Load: 250 lb. direct load

SPECIMEN PIN:
TYPE Falex #8
HARDNESS, HRB 87 - 91 SURFACE FINISH, rills, £iin 10 max.

SPECIMEN NVU BLOCK:
TYPE AISI 1137
HARDNESS HRC 20 - 24 SURFACE FINISH, rins, ~in 10 max.
TEST # DURATION, sec
1 1491
2 1846
3 2138
4 1593
5 1624

Average Wear Life = 1738