The Connector Assy, cataloged under National Stock Number 4320-01-114-5977, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-114-5977 |
| Primary Part Number | 6891057 |
| Item Name | Connector Assy |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | 1.550 IN. DIA OF 1ST END,1.500 IN. DIA OF 2ND END;0.834 IN. I/D OF 1ST END,0.763 MIN 0.776 MAX IN. O/D OF 2ND END;0.216 MIN IN. 0.229 MAX IN. OF 2 MOUNTING HOLES 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 |
|---|---|
| 6891057 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6891057 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4320-01-114-5977 is a Connector Assy, manufactured by Rolls-Royce Corporation, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-114-5977 has 1 manufacturer part number on file: 6891057 (Rolls-Royce Corporation).
Key specifications for 6891057: General Characteristics Item Description: 1.550 IN. DIA OF 1ST END,1.500 IN. DIA OF 2ND END;0.834 IN. I/D OF 1ST END,0.763 MIN 0.776 MAX IN. O/D OF 2ND END;0.216 MIN IN. 0.229 MAX IN. OF 2 MOUNTING HOLES IN; End Item Identification: ACFT ENG TF-41. 1 specification is 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.