The Locking Bar, cataloged under National Stock Number 1055-01-155-3303, is classified within Federal Supply Class 1055 (Launchers, Rocket and Pyrotechnic) of the Weapons group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Locking Bar
FSC / FSG
1055 — Launchers, Rocket and Pyrotechnic (FSG 10)
Technical Specifications
Parameter
Value
NSN
1055-01-155-3303
Item Name
Locking Bar
FSC / FSG
1055 / 10 — Launchers, Rocket and Pyrotechnic
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
M-12469-1
5/9Secondary reference
Smith and Smith Aircraft Co
M-12469-1
3/9Design control — primary reference
Smith & Smith Aircraft International, Ltd
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.
1055-00-001-8931
1055-00-001-8931 · Item name not on file
1055-00-001-8932
1055-00-001-8932 · Item name not on file
1055-00-001-8934
1055-00-001-8934 · Item name not on file
1055-00-003-3447
1055-00-003-3447 · Item name not on file
1055-00-003-3448
1055-00-003-3448 · Item name not on file
1055-00-003-3450
1055-00-003-3450 · Item name not on file
1055-00-003-3451
1055-00-003-3451 · Item name not on file
1055-00-003-3452
1055-00-003-3452 · Item name not on file
Frequently Asked Questions
What is NSN 1055-01-155-3303?
NSN 1055-01-155-3303 is a Locking Bar, classified under FSC 1055, Launchers, Rocket and Pyrotechnic. Status: active.
Is NSN 1055-01-155-3303 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 1055-01-155-3303?
NSN 1055-01-155-3303 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.