The Clamp Assembly, cataloged under National Stock Number 4730-00-677-5645, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-677-5645 |
| Primary Part Number | 1112446 |
| Item Name | Clamp Assembly |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| 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 |
|---|---|
| 1112446 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 1112446 | 5/9 Secondary reference Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| 1112446 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-677-5645 is a Clamp Assembly, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-677-5645 has 1 manufacturer part number on file: 1112446 (Honeywell International, Inc Div Aerospace-Tucson).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-246-4435, 4720-01-471-5015. Verify interchangeability with system specifications before substitution.
Key specifications for 1112446: End Item Identification: GROUND SUPPORT EQUIPMENT F/A-18 AIRCRAFT. 0 specifications are 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.