The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-114-0074, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-114-0074 |
| Primary Part Number | HP558104 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| Body Outside Diameter | 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Style Designator | PARALLEL |
| Material Document and Classification | AISI 303 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.025 INCHES NOMINAL IN |
| Body Inside Diameter | 0.635 INCHES NOMINAL IN |
| Outside Chamfer Angle in Deg | 45.0 |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL COMP 303 |
| Outside Chamfer Depth | 0.063 INCHES NOMINAL IN |
| End Hole Diameter | 0.385 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 |
|---|---|
| HP558104 PRIMARY | Tactair Fluid Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HP558104 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-114-0074 is a Retainer,helical Compression Spr, manufactured by Tactair Fluid Controls Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-114-0074 has 1 manufacturer part number on file: HP558104 (Tactair Fluid Controls Inc).
Key specifications for HP558104: Overall Height: 0.250 INCHES NOMINAL IN; Body Outside Diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Style Designator: PARALLEL; Material Document and Classification: AISI 303 ASSN STD SINGLE MATERIAL RESPONSE. 10 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.