General Characteristics Item Description: 2.996 IN. DIAS 0.906 IN. LG; 0.063 IN. THK IN
Identification
NSN: 1630-00-876-4101
NIIN: 008764101
FSC: 1630 — Aircraft Wheel and Brake Systems
FSG: 16 — Aircraft Components and Accessories
General Description
The Cup-Bushing Assembly, cataloged under National Stock Number 1630-00-876-4101, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1630-00-876-4101
Item Name
Cup-Bushing Assembly
FSC / FSG
1630 / 16 — Aircraft Wheel and Brake Systems
Status
ACTIVE
General Characteristics Item Description
2.996 IN. DIAS 0.906 IN. LG; 0.063 IN. THK IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
63B31152-80
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 1630 — Aircraft Wheel and Brake Systems
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1630-00-027-5238
SEAT AND POPPET
1630-00-047-2409
1630-00-047-2409 · Item name not on file
1630-00-075-6471
1630-00-075-6471 · Item name not on file
1630-00-083-0381
1630-00-083-0381 · Item name not on file
1630-00-093-9628
SLEEVE
1630-00-111-2926
CYLINDER,BRAKE
1630-00-347-0291
ARM ASSY,BRAKE VALV
1630-01-650-2997
STATOR TUBE,TORQUE,BRAKE
Frequently Asked Questions
What is NSN 1630-00-876-4101?
NSN 1630-00-876-4101 is a Cup-Bushing Assembly, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
What are the specifications of 1630-00-876-4101?
Key specifications for 1630-00-876-4101: General Characteristics Item Description: 2.996 IN. DIAS 0.906 IN. LG; 0.063 IN. THK IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 1630-00-876-4101 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.