The Mast Assembly,crane, cataloged under National Stock Number 3815-01-276-9251, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3815-01-276-9251
Item Name
Mast Assembly,crane
FSC / FSG
3815 / 38 — Crane and Crane-shovel Attachments
Status
ACTIVE
General Characteristics Item Description
INCLUDES SHIMS,WASHERS,CAPSCREWS,CUP,SWIVEL,SPACERS,CAP,SPUD,CONE,MAST
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
709A1376
5/2Secondary reference
U.S. Government activity
709A1376
3/9Design control — primary reference
Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co
No interchangeability data on file.
Other items in FSC 3815 — Crane and Crane-shovel Attachments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3815-00-005-1088
3815-00-005-1088 · Item name not on file
3815-00-005-1089
ROLLER PIN AND LATCH PLATE
3815-00-010-2863
SHANK-TOOTH,SURFACE RIPPING
3815-00-010-2864
3815-00-010-2864 · Item name not on file
3815-00-011-5193
3815-00-011-5193 · Item name not on file
3815-00-011-5194
3815-00-011-5194 · Item name not on file
3815-00-017-9482
BACKHOE,CRANE-SHOVEL
3815-00-018-7005
3815-00-018-7005 · Item name not on file
Frequently Asked Questions
What is NSN 3815-01-276-9251?
NSN 3815-01-276-9251 is a Mast Assembly,crane, classified under FSC 3815, Crane and Crane-shovel Attachments. Status: active.
What are the specifications of 3815-01-276-9251?
Key specifications for 3815-01-276-9251: General Characteristics Item Description: INCLUDES SHIMS,WASHERS,CAPSCREWS,CUP,SWIVEL,SPACERS,CAP,SPUD,CONE,MAST; End Item Identification: 3810-01-165-0647. 1 specification is documented in the U.S. Government catalog.
Is NSN 3815-01-276-9251 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.
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.