PartsTable TECHNICAL DATA SHEET
NSN 1055-01-378-4445Government record, cited

Ball Screw1055-01-378-4445

NSN 1055-01-378-4445 · NIIN 013784445
FSC 1055 — Launchers, Rocket and Pyrotechnic · FSG 10 — Weapons
Government record, cited
Also searched as  1055-01-378-4445 · 1055013784445 · NIIN 013784445 · 01-378-4445 · FSC 1055 Launchers, Rocket and Pyrotechnic · 13032200 · J-17693C-100
Nearby stock numbers  ·
Features
  • Ball Screw — FSC 1055
  • General Characteristics Item Description: 115.63 MM LG EXTENDED, 70.75 MM LG RETRACTED MM
Identification
  • NSN: 1055-01-378-4445
  • NIIN: 013784445
  • FSC: 1055 — Launchers, Rocket and Pyrotechnic
  • FSG: 10 — Weapons
General Description

The Ball Screw, cataloged under National Stock Number 1055-01-378-4445, is classified within Federal Supply Class 1055 (Launchers, Rocket and Pyrotechnic) of the Weapons group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1055-01-378-4445
Item NameBall Screw
FSC / FSG1055 / 10 — Launchers, Rocket and Pyrotechnic
StatusACTIVE
General Characteristics Item Description115.63 MM LG EXTENDED, 70.75 MM LG RETRACTED MM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
13032200 7/2 Vendor item drawing reference
Us Army Aviation and Missile Command
J-17693C-100 3/9 Design control — primary reference
Beaver Precision Products Inc
No interchangeability data on file.
Other items in FSC 1055 — Launchers, Rocket and Pyrotechnic
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1055-00-912-3125
1055-00-912-3125 · Item name not on file
1055-01-379-4821
CARRIAGE,HOIST
1055-01-399-1377
CASSETTE
1055-01-426-6911
SUPPORT,ROLLER,FLEX
1055-01-440-2165
1055-01-440-2165 · Item name not on file
1055-01-480-1276
SEAL,GARTER
1055-01-498-6563
1055-01-498-6563 · Item name not on file
1055-01-501-9518
ARMAMENT SUBSYSTEM,GROUND VEHICL

Frequently Asked Questions

What is NSN 1055-01-378-4445?

NSN 1055-01-378-4445 is a Ball Screw, classified under FSC 1055, Launchers, Rocket and Pyrotechnic. Status: active.

What are the specifications of 1055-01-378-4445?

Key specifications for 1055-01-378-4445: General Characteristics Item Description: 115.63 MM LG EXTENDED, 70.75 MM LG RETRACTED MM. 1 specification is documented in the U.S. Government catalog.

Is NSN 1055-01-378-4445 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 1055-01-378-4445?

NSN 1055-01-378-4445 has DEMIL Code B. 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.
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