Everything you wanted to know about DFL but were afraid to ask:
From TM9-1005-319-23
If scratched or worn shiny in
spots, disassemble and re-move
all lubricant from sur-face
with dry cleaning sol-vent
(item 16, app D). Wear
rubber gloves (item 18, app
D) and use a wash pan (item
24, app D) to apply solvent.
Let parts dry thoroughly.
Roughen the surface using
abrasive cloth (item 1 3, app
D) and apply solid film lubri-cant
(item 16, app D). Allow
16 to 24 hours to dry before
handling.
Solid Film Lubricant (SFL) is the only authorized touchup for the Ml 16A2 rifle and M4/M4A1 carbines and
may be used on up to one third of the exterior finish of the weapon.
CAUTION
Solid film lubricant is to be used only as an exterior surface protective finish and touchup If solid film
lubricant comes in contact with recoiling parts or functional surfaces of the rifle, remove immediately
by washing with technical dichloromethane.
CAUTION
Do not allow solid film lubricant to flow into front sight post threaded well.
(2) M16A2 Rifle. Minor loss of finish (shiny spots, nicks, scratches) on exterior surfaces of the barrel and flash
suppressor shall not be cause for rejection of M16A2 rifles located In hands of troops at training centers Large shiny
surfaces, nicks, scratches, etc., can be restored by the use of solid film lubricant (Item 21, app D) Rifles (small arms)
missing in excess of one-third or more of the exterior finish resulting In an unprotected, light reflecting surface, are
considered candidates for overhaul The only authorized level of maintenance to phosphate finish small arms Is depot.
9150-01-260-2534
LUBRICANT, SOLID FILM:
(81349) MIL-L-23398
16 OZ (473.18 ml) spray can
Lubricant, Solid
Film Air Drying,
MIL-L-23398
For use on steel, titanium, or aluminum bearing
surfaces where moderate wear life and corrosion
protection are desired
S-749 Type II 12 oz Aerosol Can
heres the Mil spec:
http://www.slickote.com/Specs/L23398D.pdf
Slickote M2 has been submitted for QPL listing to Mil-L-23398. Low VOC (<135 g/l), Lead & Antimony Free. Air Dry_ /Navy, NATO
and the answer to the real question:
What can i buy that meets the spec?
DESCRIPTION
Sandstrom #238 Solid Film Lubricant is a lacquer-like coat-ing
containing molybdenum disulfide and corrosion inhibiting
pigments. This Air Curing material prevents corrosion, gall-ing,
seizing and fretting. It is a low-friction coating which
exhibits long wear life when operated at -320 0 F to +300 0 F
under loads exceeding 100,000 psi.
#238 SOLID FILM LUBRICANT
AIR DRYING
SERIES E735 and E635
APPROVED UNDER MIL-L-23398D
http://www.sandstromproducts.com/Tigs/e735.pdf
http://www.sandstromproducts.com/ordering.htm
Armalite sells Sandstrom number 27A for refinishing AR15 Magazines:
http://www.armalite.com/library/techNotes/tnote43.htm
DFL is available from some hardware stores, but is normally hard to find._ ArmaLite sells Sandstrom DFL for $26 per 13 ounce spray bottle._ Shipping costs are considerable because a $15 HAZMAT charge applied by UPS, so it’s best to combine orders with friends to spread the cost over several canisters._ DFL has a short life-expectancy, so should be used before the posted expiration date.
27A SOLID FILM LUBRICANT
AIR DRYING
SERIES E736 and E636
APPROVED UNDER MIL-PRF-46147C
GENERAL DESCRIPTION
Sandstrom 27A Dry Film Lubricant is a lacquer-like
coating containing molybdenum disulfide and corrosion
inhibiting pigments. This Air Drying material prevents
corrosion, galling, seizing and fretting. It is a low-friction
coating which exhibits long wear life when operated at -320
0 F to +300 0 F under loads exceeding 100,000 psi. 27A
should be applied where baking with the longer wearing,
heat cured Sandstrom 9A or LC-300 is not desirable.
www.sandstromproducts.com/Tigs/e736.pdf