The Penetrameter Set, cataloged under National Stock Number 6635-01-370-3908, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Associated X-Ray Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-370-3908 |
| Primary Part Number | 293999 |
| Item Name | Penetrameter Set |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Associated X-Ray Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | C/O WOOD CARRYING CASE WITH HANDLE TO HOLD SIX WOOD STORAGE BOXES; BOX 1 C/O 8 PENETRAMETERS,MATL COPPER,ONE EACH PENETRAMETER OF SIZES .12,.25,.37,.50,.62,.75,.87,1.0 INCHES; BOX 2 C/O 16 TITANIUM PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7,AND 3.0 INCHES; BOX 3 C/O 16 MAGNESIUM PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7,AND 3.0 IN.; BOX 4 C/O 16 ALUMINUM PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7,AND 3.0 IN.; BOX 5 C/O 16 STAINLESS STEEL PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7 AND 3.0 IN.; BOX 6 C/O 16 STEEL PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7 AND 3.0 IN.; ALSO INCLUDUES CERTIFICATION CERTIFICATE IN |
| 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 |
|---|---|
| 293999 PRIMARY | Associated X-Ray Corporation (USA) |
| Reference | Meaning |
|---|---|
| MIL-STD-453 | 5/9 Secondary reference U.S. Government activity |
| ASTM-E1742 | 3/1 Design control — primary reference U.S. Government activity |
| 6635PL0779699 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 6635-01-370-3908 is a Penetrameter Set, manufactured by Associated X-Ray Corporation, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-370-3908 has 1 manufacturer part number on file: 293999 (Associated X-Ray Corporation).
Key specifications for 293999: General Characteristics Item Description: C/O WOOD CARRYING CASE WITH HANDLE TO HOLD SIX WOOD STORAGE BOXES; BOX 1 C/O 8 PENETRAMETERS,MATL COPPER,ONE EACH PENETRAMETER OF SIZES .12,.25,.37,.50,.62,.75,.87,1.0 INCHES; BOX 2 C/O 16 TITANIUM PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7,AND 3.0 INCHES; BOX 3 C/O 16 MAGNESIUM PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7,AND 3.0 IN.; BOX 4 C/O 16 ALUMINUM PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7,AND 3.0 IN.; BOX 5 C/O 16 STAINLESS STEEL PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7 AND 3.0 IN.; BOX 6 C/O 16 STEEL PENETRAMETERS,SIZES: .12,.25,.37,.50,.62,.75,.87,1.0,1.2,1.5,1.7,2.0,2.2,2.5,2.7 AND 3.0 IN.; ALSO INCLUDUES CERTIFICATION CERTIFICATE IN. 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.