The Standard,reference, cataloged under National Stock Number 6635-01-237-0229, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is The Boeing Company Div Legacy Am&m. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-237-0229 |
| Primary Part Number | 11B56000-001 |
| Item Name | Standard,reference |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| General Characteristics Item Description | BLOCK MADE OF 23 PLIES OF A MIXTURE OF EPOXY/GLASS PREPREG AND GRAPHITE EPOXY TAPE BONDED TOGETHER AND HAVING 0.375 IN. DIA FLAT BOTTOMED HOLES OF VARIOUS DEPTHS BORED INTO THE BOTTOM OF THE BLOCK; INCLUDES PROTECTIVE CARRYING CASE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11B56000-001 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| R-TBD-3810 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 6635-01-237-0229 is a Standard,reference, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-237-0229 has 1 manufacturer part number on file: 11B56000-001 (The Boeing Company Div Legacy Am&m).
Key specifications for 11B56000-001: General Characteristics Item Description: BLOCK MADE OF 23 PLIES OF A MIXTURE OF EPOXY/GLASS PREPREG AND GRAPHITE EPOXY TAPE BONDED TOGETHER AND HAVING 0.375 IN. DIA FLAT BOTTOMED HOLES OF VARIOUS DEPTHS BORED INTO THE BOTTOM OF THE BLOCK; INCLUDES PROTECTIVE CARRYING CASE 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.
NSN 6635-01-237-0229 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.