The Bar,metal, cataloged under National Stock Number 9510-01-243-1940, is classified within Federal Supply Class 9510 (Bars and Rods) of the Metal Bars, Sheets, and Shapes group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 9510-01-243-1940 |
| Item Name | Bar,metal |
| FSC / FSG | 9510 / 95 — Bars and Rods |
| Status | ACTIVE |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | MIL-S-890, ALLOY NO. 2 MIL SPEC 1ST MATERIAL RESPONSE |
| Basic Shape Style | ROUND |
| Departure From Cited Document | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FORLEVEL 1 ITEMS |
| Cross Section Outside Diameter | 2.750 INCHES NOMINAL IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| MIL-S-890L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MIL-S-890 | 4/1 Identification reference U.S. Government activity |
NSN 9510-01-243-1940 is a Bar,metal, classified under FSC 9510, Bars and Rods. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 9530-01-290-5238. Verify interchangeability with system specifications before substitution.
Key specifications for 9510-01-243-1940: Criticality Code Justification: ZZZW; Material Document and Classification: MIL-S-890, ALLOY NO. 2 MIL SPEC 1ST MATERIAL RESPONSE; Basic Shape Style: ROUND; Departure From Cited Document: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FORLEVEL 1 ITEMS. 6 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.