The Wrench,spanner, cataloged under National Stock Number 5120-00-596-1355, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Timber Edge Machine Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5120-00-596-1355 |
| Primary Part Number | D221-20 |
| Item Name | Wrench,spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Timber Edge Machine Inc. |
| Status | ACTIVE |
| Opening Diameter | 0.885 INCHES NOMINAL IN |
| Angle Between Lugs | 90.0 DEGREES NOMINAL |
| Style Designator | TUBULAR LUG |
| Lug Width | 0.125 INCHES NOMINAL IN |
| Departure From Cited Designator | AS MODIFIED BY SURFACE TREATMENT |
| Surface Treatment | CHROMIUM AND NICKEL AND OXIDE OVERALL |
| Environmental Attribute Code | PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5120-00-596-1355 is a Wrench,spanner, manufactured by Timber Edge Machine Inc., classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-596-1355 has 2 manufacturer part numbers on file: D221-20 (Timber Edge Machine Inc.), 51430128 (Saab Kockums Aktiebolag).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-464-8697. Verify interchangeability with system specifications before substitution.
Key specifications for D221-20: Opening Diameter: 0.885 INCHES NOMINAL IN; Angle Between Lugs: 90.0 DEGREES NOMINAL; Style Designator: TUBULAR LUG; Overall Length: 2.500 INCHES NOMINAL IN. 8 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.