The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-181-1381, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Satair A/s. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-181-1381 |
| Primary Part Number | 2483283 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Satair A/s |
| Status | ACTIVE |
| Flange Diameter | 1.369 INCHES MINIMUM AND 1.374 INCHES MAXIMUM IN |
| Flange Thickness | 0.032 INCHES NOMINAL IN |
| Body Outside Diameter | 0.644 INCHES MINIMUM AND 0.664 INCHES MAXIMUM IN |
| Style Designator | PARALLEL |
| Material Document and Classification | AMS 5040 ASSN STD SINGLE MATERIAL RESPONSE |
| Body Inside Diameter | 0.580 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Lip Thickness | 0.032 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE |
| Material | STEEL COMP 1010 |
| End Hole Diameter | 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2483283 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 2483283 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2483283 | 5/9 Secondary reference U.S. Government activity |
| 2483283 | 3/9 Design control — primary reference Aircraft Parts Corporation |
NSN 5340-00-181-1381 is a Retainer,helical Compression Spr, manufactured by Satair A/s, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-181-1381 has 1 manufacturer part number on file: 2483283 (Satair A/s).
Key specifications for 2483283: Flange Diameter: 1.369 INCHES MINIMUM AND 1.374 INCHES MAXIMUM IN; Overall Height: 0.647 INCHES MINIMUM AND 0.667 INCHES MAXIMUM IN; Flange Thickness: 0.032 INCHES NOMINAL IN; Body Outside Diameter: 0.644 INCHES MINIMUM AND 0.664 INCHES MAXIMUM IN. 11 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.