The Clamp,hub, cataloged under National Stock Number 3040-00-026-4397, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-026-4397 |
| Primary Part Number | 1200066-1 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Plain Hole Diameter | 0.1040 INCHES MINIMUM AND 0.1090 INCHES MAXIMUM IN |
| Balance Type | STATIC |
| Clamp Securing Hole Style | THREADED |
| Style Designator | ROUND, SINGLE BOLT SECURED |
| Material Document and Classification | AN-S-771, GRADE FMS, COND A MIL SPEC 1ST MATERIAL RESPONSE OR E30509-1 06840 MFR REF 2ND MATERIAL RESPONSE |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.099 INCHES IN |
| Screw Thread Series Designator | UNF |
| Bore Diameter | 0.1562 INCHES MINIMUM AND 0.1572 INCHES MAXIMUM IN |
| Material | STEEL COMP 303 OR STEEL CORROSION RESISTING |
| Thickness | 0.160 INCHES NOMINAL IN |
| 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 |
|---|---|
| 1200066-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 1200066-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 3040-00-026-4397 is a Clamp,hub, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-026-4397 has 1 manufacturer part number on file: 1200066-1 (Honeywell Intl Inc Defense Avionics Systems).
2 possible matches (shared part number, not a government interchangeability claim): 5340-00-282-8243, 5935-01-149-5124. Verify interchangeability with system specifications before substitution.
Key specifications for 1200066-1: Plain Hole Diameter: 0.1040 INCHES MINIMUM AND 0.1090 INCHES MAXIMUM IN; Balance Type: STATIC; Clamp Securing Hole Style: THREADED; Style Designator: ROUND, SINGLE BOLT SECURED. 11 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.