OmniSynk Distribution Services

NAS1149D1890K

Washer, Flat

Part number
NAS1149D1890K
NSN
5310-01-271-1004
NIIN
01-271-1004
Item name
Washer, Flat
Manufacturer
Aeronautical Standards Group
CAGE code
88044
FSC
5310
Unit of issue
EA
DEMIL code
A

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Technical characteristics

Cross-Sectional Shape Style
Rectangular
Hole Diameter
1.130 inches minimum and 1.150 inches maximum
Peripheral Shape Style
Round
Center Hole Shape Style
Round
Thickness
0.083 inches minimum and 0.097 inches maximum
Overall Diameter
1.870 inches minimum and 1.895 inches maximum
Material
Aluminum alloy 2024 overall
Material Document and Classification
QQ-A-250/5, T3 or T4 fed spec single material response overall
Surface Treatment
Anodize overall
Surface Treatment Document and Classification
MIL-A-8625, ty 1A or ty 2, cl 1 mil spec single treatment response overall
Nondefinitive Spec/STD Data
A type and 1 grade and D class
Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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