The Collar,shaft, cataloged under National Stock Number 3040-01-416-4555, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is M.t. Davidson Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Collar,shaft |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | M.t. Davidson Company (CAGE 16062) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-416-4555 |
| Primary Part Number | AONI-2553-PF-CN |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | M.t. Davidson Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AONI-2553-PF-CN PRIMARY | M.t. Davidson Company (USA) |
| GCP-C-859 PIECE 25 | M.t. Davidson Company (USA) |
| Reference | Meaning |
|---|---|
| GCP-C-859 | D/9 Drawing number reference only M.t. Davidson Company |
| AON1-2553-PF-CN | 3/9 Design control — primary reference M.t. Davidson Company |
NSN 3040-01-416-4555 is a Collar,shaft, manufactured by M.t. Davidson Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-416-4555 has 2 manufacturer part numbers on file: AONI-2553-PF-CN (M.t. Davidson Company), GCP-C-859 PIECE 25 (M.t. Davidson Company).
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-441-8698, 4320-01-441-8699, 4320-01-442-1094. Verify interchangeability with system specifications before substitution.
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.