NSN 1440-01-375-8953 — this item is cataloged by the U.S. Government under National Stock Number 1440-01-375-8953. Manufacturer of record part number: 6660284.
The Launcher Subassembly,guided Miss, cataloged under National Stock Number 1440-01-375-8953, is classified within Federal Supply Class 1440 (Launchers, Guided Missile) of the Guided Missiles group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 1440 — Launchers, Guided Missile
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1440-00-000-0161
SIGHT UNIT,STABLIZE
1440-00-000-0162
SIGHT UNIT,STABLIZE
1440-00-001-1268
1440-00-001-1268 · Item name not on file
1440-00-001-2476
SPRING ASSEMBLY,SHOCK ISOLATOR
1440-00-001-2477
ISOLATOR,SHOCK,LIQUID SPRING
1440-00-001-3999
SPACER ASSEMBLY
1440-00-001-4000
1440-00-001-4000 · Item name not on file
1440-00-001-4598
SWAYBRACE ASSY
Frequently Asked Questions
What is NSN 1440-01-375-8953?
NSN 1440-01-375-8953 is a Launcher Subassembly,guided Miss, manufactured by Naval Sea Systems Command, classified under FSC 1440, Launchers, Guided Missile. Status: active.
What part numbers are listed for NSN 1440-01-375-8953?
NSN 1440-01-375-8953 has 3 manufacturer part numbers on file: 6660284 (Naval Sea Systems Command), 6660284 (Whelan Machine & Tool, Llc), 6660284 (Raytheon Company).
What are the specifications of 6660284?
Key specifications for 6660284: FSC Application Data: LOADER,ROLLING AIRFRAME MISSILE; Special Features: LOADER ASSY. 1 specification is documented in the U.S. Government catalog.
Is NSN 1440-01-375-8953 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 1440-01-375-8953?
NSN 1440-01-375-8953 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.