The SIGHT UNIT is a the manufacturer industrial component. Key specifications include end_item_identification: GUNNER'S PRIM SIGHT, M1 TANK. This part is cataloged in the U.S.
Government catalog under NSN 1240-01-461-2659, 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
57K4032
NSN:1240-01-461-2659 FSC:1240 — Optical Sighting and Ranging Equipment CAGE:19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
end_item_identification
GUNNER'S PRIM SIGHT, M1 TANK
NSN
1240-01-461-2659
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION
GUNNER'S PRIM SIGHT, M1 TANK
OTHER ITEMS IN FSC 1240 — Optical Sighting and Ranging Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
No substitute or cross-reference records for this part.
LIFECYCLE
NSN statusActive· U.S. Government catalog
HAZMAT per U.S. Government catalogAcquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 57K4032?
57K4032 is a SIGHT UNIT.
What is the NSN for 57K4032?
57K4032 is cataloged in the U.S. Government catalog under NSN 1240-01-461-2659. This indicates validated use in U.S. government and defense supply chains.
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