The Lapping Machine,metalworking,hig, cataloged under National Stock Number 3419-00-528-8692, is classified within Federal Supply Class 3419 (Miscellaneous Machine Tools) of the Metalworking Machinery (continued) group. The manufacturer of record is John Crane, Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3419-00-528-8692 |
| Primary Part Number | LAPMASTER24 |
| Item Name | Lapping Machine,metalworking,hig |
| FSC / FSG | 3419 / 34 — Miscellaneous Machine Tools |
| Manufacturer | John Crane, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | FLOOR MODEL;VERT ADJ WORKTABLE;ADJUSTS 0.78 IN.;WT 1224 LBS;43 IN. LG BY 43 IN. WD BY 36 IN. HT O/A;2 HP/1.5 KW MOTOR;230/460 VOLTS;60 HZ;3 PHASE W/OPERATOR CONTROLS AT 110 V;3 CAST IRON SERRATED CONDITIONING RINGS,11.25 IN. OD AND 9.75 IN. ID W/ADJ ROLLER BEARING YOKE ASSY;CAST IRON SERRATED LAPPING PLATE,24 IN. OD AND 4.5 IN. ID,THREE HIGH DENSITY CAST IRON PRESSURE PLATES AND A LAP PLATE LIFTING TOOL;THREE WORKHOLDERS;THREE FELT PADS;ALLEN WRENDH SET V |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| LAPMASTER24 PRIMARY | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| 3419-1311-2124 | 6/9 Informative reference only U.S. Government activity |
| 3415AA8100203 | 5/9 Secondary reference Direction Centrale Du Materiel De L'armee De L'air (dcmaa) |
NSN 3419-00-528-8692 is a Lapping Machine,metalworking,hig, manufactured by John Crane, Inc, classified under FSC 3419, Miscellaneous Machine Tools. Status: active.
NSN 3419-00-528-8692 has 1 manufacturer part number on file: LAPMASTER24 (John Crane, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3419-00-864-5441, 3419-01-274-7735. Verify interchangeability with system specifications before substitution.
Key specifications for LAPMASTER24: General Characteristics Item Description: FLOOR MODEL;VERT ADJ WORKTABLE;ADJUSTS 0.78 IN.;WT 1224 LBS;43 IN. LG BY 43 IN. WD BY 36 IN. HT O/A;2 HP/1.5 KW MOTOR;230/460 VOLTS;60 HZ;3 PHASE W/OPERATOR CONTROLS AT 110 V;3 CAST IRON SERRATED CONDITIONING RINGS,11.25 IN. OD AND 9.75 IN. ID W/ADJ ROLLER BEARING YOKE ASSY;CAST IRON SERRATED LAPPING PLATE,24 IN. OD AND 4.5 IN. ID,THREE HIGH DENSITY CAST IRON PRESSURE PLATES AND A LAP PLATE LIFTING TOOL;THREE WORKHOLDERS;THREE FELT PADS;ALLEN WRENDH SET V. 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.