The Rod,piston,hydraulic Accumulator, cataloged under National Stock Number 3040-01-301-5900, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Pre-Mach Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-301-5900 |
| Primary Part Number | 511098-3 |
| Item Name | Rod,piston,hydraulic Accumulator |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Pre-Mach Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 3.250 IN. DIA; 37.625 IN. L; STEEL IN |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 511098-3 | Pre-Mach Inc (USA) |
| 511098-3 | Nassau Tool Works, Inc (USA) |
| 511098-3 | Penn State Tool & Die Corp (USA) |
| 511098-3 | York Precision Machining and Hydraulics, Llc (USA) |
| 511098-3 | Precision Custom Components, Llc (USA) |
| Reference | Meaning |
|---|---|
| 511098-3 | 5/2 Secondary reference U.S. Government activity |
| 511098-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-301-5900 is a Rod,piston,hydraulic Accumulator, manufactured by Pre-Mach Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-301-5900 has 5 manufacturer part numbers on file: 511098-3 (Pre-Mach Inc), 511098-3 (Nassau Tool Works, Inc), 511098-3 (Penn State Tool & Die Corp), 511098-3 (York Precision Machining and Hydraulics, Llc), 511098-3 (Precision Custom Components, Llc).
Key specifications for 511098-3: General Characteristics Item Description: 3.250 IN. DIA; 37.625 IN. L; STEEL IN; Criticality Code Justification: FEAT; Special Features: ITEM IS A NON-AVIATION CRITICAL SAFETY ITEM (CSI) WHOSE FAILURE WILL RESULT IN SERIOUS DAMAGE TO EQUIPMENT OR SERIOUS INJURY OR DEATH TO PERSONNEL.; End Item Identification: STEAM CATAPULTS;CYLINDER ASSEMBLY,HYDRAULIC. 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 3040-01-301-5900 has DEMIL Code D. 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.