The Gage,ring,plain, cataloged under National Stock Number 5220-01-551-6830, is classified within Federal Supply Class 5220 (Inspection Gages and Precision Layout Tools) of the Measuring Tools group. The manufacturer of record is Fatigue Technology, Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5220-01-551-6830 |
| Primary Part Number | 5568-135 |
| Item Name | Gage,ring,plain |
| FSC / FSG | 5220 / 52 — Inspection Gages and Precision Layout Tools |
| Manufacturer | Fatigue Technology, Inc |
| Status | ACTIVE |
| Design Type | SINGLE |
| 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 |
|---|---|
| 5568-135 PRIMARY | Fatigue Technology, Inc (USA) |
| FMG-891-30010-A | Fatigue Technology, Inc (USA) |
NSN 5220-01-551-6830 is a Gage,ring,plain, manufactured by Fatigue Technology, Inc, classified under FSC 5220, Inspection Gages and Precision Layout Tools. Status: active.
NSN 5220-01-551-6830 has 2 manufacturer part numbers on file: 5568-135 (Fatigue Technology, Inc), FMG-891-30010-A (Fatigue Technology, Inc).
Key specifications for 5568-135: Design Type: SINGLE; Special Features: MANDREL CHECK GAGE, GAGE LENGTH .38 INCHES, GAGE DIAMATER 1 INCH IN; End Item Identification: SEAHAWK. 1 specification is 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.