fittings › straight pipe to boss adapters

AN816-6-2

Name: AN816-6-2
Brand: AN
SKU: AN816-6-2

Steel Nipple

Description

Adapter

Alternate Part Number	AS5194-0602
Connection Style	Flared w/ gasket seal (boss) 2nd end, Plain (pipe) 1st end
Connection Type	Flared, Threaded external boss 2nd end, Threaded external pipe 1st end
Dimension G	0.625 in
Dimension G Tolerance	+0.004 in
Dimension M	1.187 in
Dimension M Tolerance	+0.016 in
End Application	Grumman a-10 acft
Head Angle	37 º
Industry Standards/Certification	AN816
Material	Steel
Maximum Operating Pressure	3000.0 pounds per square inch single response
Media For Which Designed	Air single response, Hydraulic fluid 1st response
NIIN	00-187-0843
NSN	4730-00-187-0843
Nominallength	1.187
Size No. Alum	6-2D
Size No. Steel	6-2
Special Features	Center wrenching facility
Specification Data	88044-an816 government standard and 81343-as4842/1 professional/industrial association standard
Surface Treatment	Cadmium
Surface Treatment Specification	Cl 2 federal specification single treatment response type 2 qq-p-416
Thread Class	3a 2nd end
Thread P (AMPT)	0.125
Thread P (AMPT) Tolerance	+0.016
Thread Series Designator	Anpt 1st end, Unjf (fine thread with external controlled root radius) 2nd end
Thread Size	0.125 inches 1st end, 0.562 inches 2nd end, 1/8
Thread T (Reference)	0.5625-18
Tube O.D.	3/8
Tube Outside Diameter	3/8 in
Weight	.005 lb

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Parts that share a National Stock Number or are listed as an alternate for AN816-6-2 — functionally equivalent.

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Catalog data updated 2026-07-05. Report a data error