The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-132-6826, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Pneudraulics, Inc.. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-132-6826 |
| Primary Part Number | 45236 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Pneudraulics, Inc. |
| Status | ACTIVE |
| Countersink Angle in Deg | 45.0 |
| First Step Diameter | 1.1250 INCHES NOMINAL IN |
| Material Hardness Rating | 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM |
| End Diameter | 0.5550 INCHES NOMINAL IN |
| Countersink Diameter | 1.0000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | PS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE |
| Distance From End to First Step | 0.2100 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Material Document and Classification | QQ-S-763, CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.5150 INCHES NOMINAL IN |
| Material | STEEL COMP 440C |
| 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 |
|---|---|
| 45236 PRIMARY | Pneudraulics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10112634 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5340-01-132-6826 is a Seat,helical Compression Spring, manufactured by Pneudraulics, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-132-6826 has 1 manufacturer part number on file: 45236 (Pneudraulics, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5977-01-431-2539. Verify interchangeability with system specifications before substitution.
Key specifications for 45236: Overall Height: 0.3200 INCHES NOMINAL IN; Countersink Angle in Deg: 45.0; First Step Diameter: 1.1250 INCHES NOMINAL IN; Material Hardness Rating: 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM. 13 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.