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21633120-601A — COLLIMATOR SET,ALIGNMENT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

21633120-601A: COLLIMATOR SET,ALIGNMENT.

The COLLIMATOR SET,ALIGNMENT is a the manufacturer industrial component. Key specifications include functional_description: CALIBRATES ASTROINERTIAL NAVIGATIONAL SYSTEM, end_item_identification: ASTROINERTIAL NAVIGATIONAL SYSTEM, part_name_assigned_by_controlling_agency: TRACKER CALIBRATION SIMULATOR. This part is cataloged in the U.S.

Government catalog under NSN 4931-01-487-7056, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
21633120-601A
NSN: 4931-01-487-7056
FSC: 4931 — Fire Control Maintenance and Repair Shop Specialized Equipment
CAGE: 22915 — NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV (USA)
SPECIFICATIONS
special_featuresC/O INTEGRATING SPHERE, IMAGE VIEWER, LIGHT SOURCE, AUTOCOLLIMATOR, BASE ASSY, STAND, SHROUD, CONTROLLER, POWER SUPPLY, MATERIALS -ALUMINUM ALLOYS
functional_descriptionCALIBRATES ASTROINERTIAL NAVIGATIONAL SYSTEM
end_item_identificationASTROINERTIAL NAVIGATIONAL SYSTEM
part_name_assigned_by_controlling_agencyTRACKER CALIBRATION SIMULATOR
NSN4931-01-487-7056
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COLLIMATOR SET,ALIGNMENT TITLE COMPONENT PN 21633120-601A MFR COLLIMATOR SET,ALIGNME
KEY FEATURES
•
FUNCTIONAL DESCRIPTION: CALIBRATES ASTROINERTIAL NAVIGATIONAL SYSTEM
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESC/O INTEGRATING SPHERE, IMAGE VIEWER, LIGHT SOURCE, AUTOCOLLIMATOR, BASE ASSY, STAND, SHROUD, CONTROLLER, POWER SUPPLY, MATERIALS -ALUMINUM ALLOYS
FUNCTIONAL DESCRIPTIONCALIBRATES ASTROINERTIAL NAVIGATIONAL SYSTEM
PART NAME ASSIGNED BY CONTROLLING AGENCYTRACKER CALIBRATION SIMULATOR
END ITEM IDENTIFICATIONASTROINERTIAL NAVIGATIONAL SYSTEM
OTHER ITEMS IN FSC 4931 — Fire Control Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4931-00-001-1289 4931-00-001-1293 4931-00-003-1080 4931-00-003-5947 4931-00-003-8359 4931-00-003-8410 4931-00-003-8413 4931-00-003-8414
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 21633120-601A?
21633120-601A is a COLLIMATOR SET,ALIGNMENT.
What is the NSN for 21633120-601A?
21633120-601A is cataloged in the U.S. Government catalog under NSN 4931-01-487-7056. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.