Visit Double E Visit Olympian Machine Visit Tactical Sealing
QPL-Listed Compounds
Double E

QPL-Listed Compounds

Parco is one of a few manufacturers approved to supply Qualified Products List (QPL) O-rings for aerospace and defense applications. QPL-listed compounds are compounds for which a manufacturer has received approval to sell to a certain specification. Each compound must complete rigorous independent laboratory testing to receive approval. The Aerospace and Defense industry buys product from only QPL-listed suppliers. The QPL list is maintained by Performance Review Institute (PRI) and the Wright-Patterson Air Force Base Material Laboratory.

QPL Listed Compounds

Drawing Part Number
Format
Material
Specification
Parco
Compound
Most Recent Approval Approval
Date
AS28775 MS28775-XXX MIL-P-25732 4067-70-73 AFML/MX 79-69 3/31/1994
AS28778 MS28778-X(X) AMS-P-5510 4081-90 PRI Approval Letter
#0662
5/30/2013
AS28778 MS28778-X(X) AMS-P-5510 4081-90 AFRL/MLSA Approval Letter 8/2/2005
AS29512
AS29513
MS29512-XX
MS29513-XXX
AMS-P-5315 4457-65-73 PRI Approval Letter
#0599
10/18/2012
AMS 7274 0259-70 PRI Approval Letter Project
#892
1/16/2015
AS3208(1)
AS3209(1)
AS3208-XX
AS3209-XXX
AMS7276(2) 9009-75 PRI Approval Letter
#0718
12/12/2013
AS3208
AS3209
AS3208-XX
AS3209-XXX
AMS7276 9266-75 PRI Approval Letter
#0599
10/18/2012
AS3581(3) AS3581-XXX AMS7259(4) 9009-90 PRI Approval Letter
#0686
8/21/2013
AS3569 AS3569-XXX AMS7270 4466-70 PRI Approval Letter
#0520
11/18/2011
AS3578 AS3578-XXX AMS7271 4465-65 PRI Approval Letter
#0521
11/18/2011
AS83461/1
AS83461/2
MS83461/1-XXX
MS83461/2-XXX
AMS-P-83461 4367-70 PRI Approval Letter
#0704
10/22/2013
AS83485 AMS7287(5) 9066-75 PRI Approval Letter
#0660
1/3/2013

(1) AS3208 and AS3209 supersede MIL-R-83248./1A
(2) AMS7276 supersedes MIL-R-83248 Type 1 Class 1 and AMS-R-83248 Type 1 Class 1.
(3) AS3581 supersedes MIL-R-83248/2.
(4) AMS7259 supersedes MIL-R-83248 Type 1 Class 2 and AMS-R-83248 Type 1 Class 2.
(5) AMS7287 supersedes AMS-R-83485.

Request a Quote