The Reference Standard,physical Prop, cataloged under National Stock Number 6635-01-397-4760, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-397-4760 |
| Primary Part Number | DAA7257G351-001 |
| Item Name | Reference Standard,physical Prop |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| 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 |
|---|---|
| DAA7257G351-001 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
NSN 6635-01-397-4760 is a Reference Standard,physical Prop, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-397-4760 has 1 manufacturer part number on file: DAA7257G351-001 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for DAA7257G351-001: Overall Length: 10.000 INCHES NOMINAL IN; Overall Width: 6.000 INCHES NOMINAL IN; Special Features: 7.0 IN. THICK;FLAT BOTTOM HOLES ARE DRILLED AFTER BONDING UPPER SKIN AND PRIOR TO BONDING LOWER SKIN ON PLACE; HOLES ARE PRENDICULAR TO UPPER SKIN;UPPER AND LOWER SKIN ARE 0.200 IN THICK MS-521 GL/PI; MS-566 FILM TO SKIN; AHOLES DRILLED THROUGH CORE TO FOAM, ONE HOLE 0.75 IN DIA & SECOND HOLE 0.50 IN DIA; B HOLES DRILLED THROUGH CORE &ADHESIVE TO GL/PL SKIN, ONE HOLE 0.75 IN DIA, SECOND HOLE 0.50 IN DIA; C EQUALS 0.004 IN THICK TELFON TAPE USED TOSIMULATE EDGE DELAMINATION IN; Part Name Assigned by Controlling Agency: REFERENCE STANDARD. 0 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.