The Lock,compressor Blade,aircraft G, cataloged under National Stock Number 2840-01-172-0189, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-172-0189 |
| Primary Part Number | 84177-836-P04 |
| Item Name | Lock,compressor Blade,aircraft G |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Stage Number | 4 OR 5 |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 84177-836-P04 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 9984M27P03 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 84177-836 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 9984M27P03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-01-172-0189 is a Lock,compressor Blade,aircraft G, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-172-0189 has 2 manufacturer part numbers on file: 84177-836-P04 (Sps Technologies, Llc Dba PB Fasteners), 9984M27P03 (General Electric Company).
Key specifications for 84177-836-P04: Stage Number: 4 OR 5; End Item Identification: ACFT ENG F101; Material: STEEL. 2 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.
NSN 2840-01-172-0189 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.