The Plate,retainer Boom Lock, cataloged under National Stock Number 3815-01-031-1101, is classified within Federal Supply Class 3815 (Crane and Crane-shovel Attachments) of the Construction, Mining, Excavating Equipment 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3815-01-031-1101 |
| Item Name | Plate,retainer Boom Lock |
| FSC / FSG | 3815 / 38 — Crane and Crane-shovel Attachments |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL ALUMINUM ALLOY,2.360 IN. O/A LG,1.120 IN. W,0.375 IN. THK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 56209 | D/9 Drawing number reference only U.S. Government activity |
| 56209-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3815-01-031-1101 is a Plate,retainer Boom Lock, classified under FSC 3815, Crane and Crane-shovel Attachments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4520-01-439-8380. Verify interchangeability with system specifications before substitution.
Key specifications for 3815-01-031-1101: General Characteristics Item Description: MATERIAL ALUMINUM ALLOY,2.360 IN. O/A LG,1.120 IN. W,0.375 IN. THK IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.