The Adapter-Plug,sealing, cataloged under National Stock Number 5340-00-448-6874, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-448-6874 |
| Primary Part Number | 57976 |
| Item Name | Adapter-Plug,sealing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| General Characteristics Item Description | O/A LG 2.125 IN.; OD 0.3285 IN.; CORNERS ROUNDED APPROX 0.031 IN.; MATL AMS 4120 AL; TAP DRILLED 0.875 IN. DEEP; TAP NO. 10-24 N.C.-2 0.750 DEEP BOTH ENDS IN |
| Reference Data and Literature | AF TO. 2R-1830-4 |
| Functional Description | BLOCKS OIL PASSAGE TO OIL SELECTOR VALVE FOR CLUTCHLESS ENG CONFIG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 57976 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 57976 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5340-00-448-6874 is a Adapter-Plug,sealing, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-448-6874 has 1 manufacturer part number on file: 57976 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
Key specifications for 57976: General Characteristics Item Description: O/A LG 2.125 IN.; OD 0.3285 IN.; CORNERS ROUNDED APPROX 0.031 IN.; MATL AMS 4120 AL; TAP DRILLED 0.875 IN. DEEP; TAP NO. 10-24 N.C.-2 0.750 DEEP BOTH ENDS IN; Reference Data and Literature: AF TO. 2R-1830-4; Special Features: UNTHREADED EXTERNALLY; Functional Description: BLOCKS OIL PASSAGE TO OIL SELECTOR VALVE FOR CLUTCHLESS ENG CONFIG. 3 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.