NSN Search by National Stock Number

Search the MCRL (Master Cross-Reference List) provided by the FLIS (Federal Logistics Information Service) through the DLA (Defense Logistics Agency) of the DOD (Department of Defense). FLIS provides this data through their WebFLIS and FEDLOG products, but these are not available for public use. This free NSN Search provides NSN lookup of the Military NSN Database by National Stock Number.

The NSN Lookup search engine allows you to easily search for National Stock Numbers (NSN) over all of the catalogs and databases available within NATO for public use:

About 11 results (0.05 seconds)

5210-00-203-5371 OPTICAL FLAT
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  • CAGE 81348
    GG0635
    FEDERAL SPECIFICATIONS [81348]
  • 1VSS5
    3X5-8
    RUSSELL OPTICS, LLC [1VSS5]
  • 91141
    D-617-3Q1S
    DAVIDSON OPTRONICS INC. [91141]
CASE
NOT PROVIDED
DIAMETER
3.000 INCHES NOMINAL
DESIGN TYPE
REFERENCE SINGLE
MATERIAL
QUARTZ, FUSED
NONDEFINITIVE SPEC/STD DATA
1 TYPE AND 1 CLASS
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5210-00-762-8966 OPTICAL FLAT
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CASE
PROVIDED
DIAMETER
10.000 INCHES NOMINAL
DESIGN TYPE
REFERENCE SINGLE
MATERIAL
QUARTZ, FUSED
NONDEFINITIVE SPEC/STD DATA
1 TYPE AND 1 CLASS
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5210-00-265-7069 OPTICAL FLAT
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CASE
PROVIDED
DEPARTURE FROM CITED DESIGNATOR
ABNM
DIAMETER
8.000 INCHES NOMINAL
DESIGN TYPE
MASTER DOUBLE
MATERIAL
QUARTZ, FUSED
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5210-00-213-9058 OPTICAL FLAT SET
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NONDEFINITIVE SPEC/STD DATA
2 CLASS AND 1 AND 3 SIZE
SPECIAL FEATURES
1) FUSED QUARTZ FLAT 0.000004 IN. FLATNESS ACCURACY WK DOUBLE TYPE 1.125 IN. DIA. EA. 0.5 0.5125 IN. THK;W/CASE
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5210-00-882-6636 OPTICAL FLAT
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CASE
PROVIDED
DIAMETER
5.000 INCHES NOMINAL
DESIGN TYPE
MASTER DOUBLE
MATERIAL
GLASS, BOROSILICATE CROWN
NONDEFINITIVE SPEC/STD DATA
2 TYPE AND 2 CLASS
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5210-00-028-9208 OPTICAL FLAT SET
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  • CAGE 81348
    GG0635
    FEDERAL SPECIFICATIONS [81348]
NONDEFINITIVE SPEC/STD DATA
1 TYPE AND 2 CLASS
SPECIAL FEATURES
3) FUSED QUARTZ,REFERENCE TYPE,DOUBLE SURFACE,3 IN. DIA.,0.625 IN. THK,0.000001 IN. FLATNESS ACCURACY,WITH WOODEN CASE,SURFACE ANGLE SHALL B 10 TO 15 MINUTES OF ARC TO EACH OTHER
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5210-01-189-1619 OPTICAL FLAT
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5210-00-947-6293 OPTICAL FLAT
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  • CAGE 81348
    GG0635
    FEDERAL SPECIFICATIONS [81348]
CASE
PROVIDED
DEPARTURE FROM CITED DESIGNATOR
ABNM
DIAMETER
3.000 INCHES NOMINAL
DESIGN TYPE
MASTER DOUBLE
MATERIAL
GLASS, BOROSILICATE CROWN
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5210-00-516-4076 OPTICAL FLAT SET
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5210-00-682-1618 OPTICAL FLAT
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CASE
PROVIDED
DIAMETER
6.000 INCHES NOMINAL
DESIGN TYPE
MASTER DOUBLE
MATERIAL
QUARTZ, FUSED
NONDEFINITIVE SPEC/STD DATA
1 CLASS AND 12 SIZE
NoPhoto