The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-994-0145, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Tactair Fluid Controls Inc Western Hydraulics Div. Government technical data includes 7 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-994-0145 |
| Primary Part Number | 3-3289-09 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Tactair Fluid Controls Inc Western Hydraulics Div |
| Status | ACTIVE |
| FSC Application Data | CYLINDER ASSEMBLY,ACTUATING,LINEAR,ACFT HYD 1650009429420 7-3289-3 |
| Body Outside Diameter | 0.808 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| Lip Thickness | 0.070 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| End Hole Diameter | 0.300 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 3-3289-09 PRIMARY | Tactair Fluid Controls Inc Western Hydraulics Div (USA) |
NSN 5340-00-994-0145 is a Retainer,helical Compression Spr, manufactured by Tactair Fluid Controls Inc Western Hydraulics Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-994-0145 has 1 manufacturer part number on file: 3-3289-09 (Tactair Fluid Controls Inc Western Hydraulics Div).
Key specifications for 3-3289-09: Overall Height: 0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN; FSC Application Data: CYLINDER ASSEMBLY,ACTUATING,LINEAR,ACFT HYD 1650009429420 7-3289-3; Body Outside Diameter: 0.808 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN; Body Inside Diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN. 7 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.