The Seat,valve, cataloged under National Stock Number 4820-00-389-6499, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-389-6499 |
| Primary Part Number | 1319088 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Chrysler Realty Company Llc Dba Daimler Chrysler |
| Status | ACTIVE |
| FSC Application Data | VALVE,GASOLINE ENGINE,NONAIRCRAFT |
| Body Outside Diameter | 1.649 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN |
| Hardness Rating | 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | PLAIN |
| Material Document and Classification | MS926 MIL STD 1ST MATERIAL RESPONSE OR MS803 MIL STD 2ND MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 1.3695 INCHES MINIMUM AND 1.3795 INCHES MAXIMUM IN |
| Material | IRON OR STEEL OVERALL |
| Seat Angle in Deg | 90.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| 1319088 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| Reference | Meaning |
|---|---|
| 1319088 | 5/9 Secondary reference U.S. Government activity |
| WAUG705 | 5/9 Secondary reference Wausau Plant- Machining Div Muskegon Piston Ring Co a Questor Co |
NSN 4820-00-389-6499 is a Seat,valve, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-389-6499 has 1 manufacturer part number on file: 1319088 (Chrysler Realty Company Llc Dba Daimler Chrysler).
Key specifications for 1319088: Overall Height: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; FSC Application Data: VALVE,GASOLINE ENGINE,NONAIRCRAFT; Body Outside Diameter: 1.649 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN; Hardness Rating: 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL. 9 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.