The Ferrule,grooved Clamp Coupling, cataloged under National Stock Number 5340-00-609-4742, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-609-4742 |
| Primary Part Number | 220268P2 |
| Item Name | Ferrule,grooved Clamp Coupling |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Wall Thickness | 0.166 INCHES MINIMUM AND 0.166 INCHES MINIMUM AND 0.182 INCHES MAXIMUM0.182 INCHES MAXIMUM IN |
| Flange Length | 0.050 INCHES MINIMUM AND 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM0.070 INCHES MAXIMUM IN |
| Ferrule Inside Diameter | 0.651 INCHES MINIMUM AND 0.651 INCHES MINIMUM AND 0.661 INCHES MAXIMUM0.661 INCHES MAXIMUM IN |
| Material | STEEL OVERALLSTEEL OVERALL |
| Flange Outside Diameter | 0.950 INCHES MINIMUM AND 0.950 INCHES MINIMUM AND 0.952 INCHES MAXIMUM0.952 INCHES MAXIMUM IN |
| First End Length From Bead Center to End | 0.565 INCHES MINIMUM AND 0.565 INCHES MINIMUM AND 0.575 INCHES MAXIMUM0.575 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 220268P2 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 220268P2 | 5/9 Secondary reference Royal Oak Gage, Inc |
NSN 5340-00-609-4742 is a Ferrule,grooved Clamp Coupling, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-609-4742 has 1 manufacturer part number on file: 220268P2 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 220268P2: Overall Length: 1.440 INCHES MINIMUM AND 1.440 INCHES MINIMUM AND 1.462 INCHES MAXIMUM1.462 INCHES MAXIMUM IN; Wall Thickness: 0.166 INCHES MINIMUM AND 0.166 INCHES MINIMUM AND 0.182 INCHES MAXIMUM0.182 INCHES MAXIMUM IN; Flange Length: 0.050 INCHES MINIMUM AND 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM0.070 INCHES MAXIMUM IN; Ferrule Inside Diameter: 0.651 INCHES MINIMUM AND 0.651 INCHES MINIMUM AND 0.661 INCHES MAXIMUM0.661 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.