The Fitting,lubrication, cataloged under National Stock Number 4730-00-506-1609, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-506-1609 |
| Primary Part Number | 7964135 |
| Item Name | Fitting,lubrication |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 0.438 INCHES NOMINAL IN |
| Bypass Relief Valve Setting Range | 4.0 TO 5.0 CAMERA MOUNT |
| Shank Length | 0.250 INCHES NOMINAL IN |
| Style Designator | STRAIGHT |
| Nominal Thread Size | 0.124 INCHES IN |
| Pressure Relief Method | PORT END |
| Height | 1.016 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN |
| Screw Thread Series Designator | NPT |
| Surface Treatment | CADMIUM AND ZINC OVERALL |
| Thread Quantity Per Inch | 27 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 7964135 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 7409890 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 6Y6566 | 5/9 Secondary reference Spalla Inc |
| 6Y6566 | 5/9 Secondary reference Garwood/feller Inc Garwood Winch Div |
| BB1-8A | 3/9 Design control — primary reference Keystone Lubricants |
| 106151 | 5/9 Secondary reference Jayell Co |
NSN 4730-00-506-1609 is a Fitting,lubrication, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-506-1609 has 2 manufacturer part numbers on file: 7964135 (U S Army Tank Automotive Command Amsta-Im-Mm), 7409890 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-495-3840. Verify interchangeability with system specifications before substitution.
Key specifications for 7964135: Width Across Flats: 0.438 INCHES NOMINAL IN; Bypass Relief Valve Setting Range: 4.0 TO 5.0 CAMERA MOUNT; Shank Length: 0.250 INCHES NOMINAL IN; Style Designator: STRAIGHT. 11 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.
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.