The Accumulator,pneumatic, cataloged under National Stock Number 3040-01-499-0583, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Senior Operations Llc Dba Metal Bellows Div Metal Bellows. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-499-0583 |
| Primary Part Number | 400692 |
| Item Name | Accumulator,pneumatic |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Senior Operations Llc Dba Metal Bellows Div Metal Bellows |
| Status | ACTIVE |
| Bleeder Opening | NOT INCLUDED |
| Overall Diameter | 4.000 INCHES NOMINAL IN |
| Port Screw Thread Diameter | 0.250 INCHES NOMINAL IN |
| Port Screw Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Shape | CYLINDRICAL |
| Port Screw Thread Quantity Per Inch | 20.000 |
| Thread Class | 3A A |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 400692 PRIMARY | Senior Operations Llc Dba Metal Bellows Div Metal Bellows (USA) |
| Reference | Meaning |
|---|---|
| 1452444-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 1452444 | D/9 Drawing number reference only U.S. Government activity |
| 16981-3 | 5/9 Secondary reference Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc |
| 16981-3 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3040-01-499-0583 is a Accumulator,pneumatic, manufactured by Senior Operations Llc Dba Metal Bellows Div Metal Bellows, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-499-0583 has 1 manufacturer part number on file: 400692 (Senior Operations Llc Dba Metal Bellows Div Metal Bellows).
Key specifications for 400692: Overall Height: 5.600 INCHES NOMINAL IN; Bleeder Opening: NOT INCLUDED; Overall Diameter: 4.000 INCHES NOMINAL IN; Port Screw Thread Diameter: 0.250 INCHES NOMINAL IN. 8 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 3040-01-499-0583 has DEMIL Code B. 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.