The Connector,governor, cataloged under National Stock Number 4730-00-587-8939, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-587-8939 |
| Primary Part Number | 309530 |
| Item Name | Connector,governor |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,STAINLESS,AMS 5645;1.660 NOM IN. LG,1.560 NOM IN. W,0.219 NOM IN. DIA OF 3 HOLES;0.438-20 NF THD,0.125 NOM IN. DIA OF 3 HOLES COUNTERBORE 0.179 NOM IN. DIA;0.160 DIA DEPTH SPACED 0.420 IN. C TO C 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 |
|---|---|
| 309530 | Electro-Methods, L.p. (USA) |
| 0309530 | Federal Industries, Inc. Dba Federal Industries Inc (USA) |
| 309530 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 309530 | Rtx Corporation Div Pratt & Whitney (USA) |
| 309530 | Alamo Aircraft, Ltd. (USA) |
| 309530 | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 309530 | 5/9 Secondary reference Kwik File Storage Systems Llc |
| 309530 | 5/2 Secondary reference U.S. Government activity |
| 309530 | 5/9 Secondary reference Accurate Threaded Products Company the |
NSN 4730-00-587-8939 is a Connector,governor, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-587-8939 has 6 manufacturer part numbers on file: 309530 (Electro-Methods, L.p.), 0309530 (Federal Industries, Inc. Dba Federal Industries Inc), 309530 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 309530 (Rtx Corporation Div Pratt & Whitney), 309530 (Alamo Aircraft, Ltd.) and 1 more.
2 possible matches (shared part number, not a government interchangeability claim): 4820-00-826-9678, 6505-01-284-1650. Verify interchangeability with system specifications before substitution.
Key specifications for 309530: General Characteristics Item Description: STEEL,STAINLESS,AMS 5645;1.660 NOM IN. LG,1.560 NOM IN. W,0.219 NOM IN. DIA OF 3 HOLES;0.438-20 NF THD,0.125 NOM IN. DIA OF 3 HOLES COUNTERBORE 0.179 NOM IN. DIA;0.160 DIA DEPTH SPACED 0.420 IN. C TO C IN. 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.