MM4975 — MIRROR,MISSILE,GUIDANCE CONTROL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MM4975: MIRROR,MISSILE,GUIDANCE CONTROL.

MIRROR,MISSILE,GUIDANCE CONTROL. Key specifications include end_item_identification: MISSILE MODEL AIM-9L. This part is cataloged in the U.S.

Government catalog under NSN 1420-01-045-3173, 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

MM4975

NSN: 1420-01-045-3173
FSC: 1420 — Guided Missile Components
CAGE: 78555 — L-3 COMMUNICATIONS CORPORATION DBA INTERGRATED OPTICAL SYSTEMS-TINSLEY DIV INTEGRATED OPTICAL SYSTEMS - TINSLEY (USA)

SPECIFICATIONS

end_item_identification	MISSILE MODEL AIM-9L
NSN	1420-01-045-3173

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: BAKE IN VACUUM OVEN 0.4 PSIA MAX AT 405 DEG FOR 4 HRS,SPECULAR REFLECTANCE 96 PERCENT FROM 2 THRU 6 MICROMETERS WAVELENGTH,REFLECTANCE ANGLE OF INCIDENCE FROM 10 THRU 15 DEGREES,SURFACE M SHALL BE 80-20 SCRATCH AND DIG IN A/W MIL-0-13830

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION	BAKE IN VACUUM OVEN 0.4 PSIA MAX AT 405 DEG FOR 4 HRS,SPECULAR REFLECTANCE 96 PERCENT FROM 2 THRU 6 MICROMETERS WAVELENGTH,REFLECTANCE ANGLE OF INCIDENCE FROM 10 THRU 15 DEGREES,SURFACE M SHALL BE 80-20 SCRATCH AND DIG IN A/W MIL-0-13830
END ITEM IDENTIFICATION	MISSILE MODEL AIM-9L

OTHER ITEMS IN FSC 1420 — Guided Missile Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

1420-00-004-7518 1420-00-021-6663 1420-00-050-8454 1420-00-054-3057 1420-00-060-6502 1420-00-073-5916 1420-00-075-2378 1420-00-078-4165

SUBSTITUTES & CROSS-REFERENCES 2

1148199Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

639AS565Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is MM4975?

MM4975 is a MIRROR,MISSILE,GUIDANCE CONTROL.

What parts can replace MM4975?

There are 2 known substitutes for MM4975: 1148199, 639AS565. Substitute compatibility should be verified for your specific system.

What is the NSN for MM4975?

MM4975 is cataloged in the U.S. Government catalog under NSN 1420-01-045-3173. This indicates validated use in U.S. government and defense supply chains.

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MM4975 — MIRROR,MISSILE,GUIDANCE CONTROL

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