The Compressor,valve Spring, cataloged under National Stock Number 5120-01-342-9958, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 3 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.
| Parameter | Value |
|---|---|
| NSN | 5120-01-342-9958 |
| Primary Part Number | HS7527 |
| Item Name | Compressor,valve Spring |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Reference Data and Literature | TO 3HA2-7-3 |
| Unit Type | MECHANICAL |
| Functional Description | USED TO COMPRESS SPRINGS DURING INSPECTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HS7527 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5120-01-342-9958 is a Compressor,valve Spring, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-342-9958 has 1 manufacturer part number on file: HS7527 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for HS7527: Reference Data and Literature: TO 3HA2-7-3; Unit Type: MECHANICAL; Special Features: 4.5 IN. LG X 0.75 IN. OD IN; Functional Description: USED TO COMPRESS SPRINGS DURING INSPECTION. 3 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.
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.