NSN 6635-01-682-8971 · NIIN 016828971 · Part number 8400-CGB
John Chadwick Corporation Dba Chadwick John Corp · FSC 6635 — Physical Properties Testing and Inspection · FSG 66 — Instruments and Laboratory Equipment · CAGE 65956
Government record, cited
NSN 6635-01-682-8971 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-682-8971. Manufacturer of record part number: 8400-CGB.
Also searched as6635-01-682-8971 ·
6635016828971 ·
NIIN 016828971 ·
01-682-8971 ·
FSC 6635 Physical Properties Testing and Inspection · CAGE 65956 · 8400-CGB
Nearby stock numbers← 6635-01-682-8901 Tester, Material Hardness
·
6635-01-683-0333 Magnetic Inspection Unit, Station →
Features
Reference Standard,physical Prop — FSC 6635
1 manufacturer part number on file
Manufacturer of record: John Chadwick Corporation Dba Chadwick John Corp
Identification
NSN: 6635-01-682-8971
NIIN: 016828971
FSC: 6635 — Physical Properties Testing and Inspection
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 8400-CGB
Manufacturer: John Chadwick Corporation Dba Chadwick John Corp
General Description
The Reference Standard,physical Prop, cataloged under National Stock Number 6635-01-682-8971, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is John Chadwick Corporation Dba Chadwick John Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6635-01-682-8971
Primary Part Number
8400-CGB
Item Name
Reference Standard,physical Prop
FSC / FSG
6635 / 66 — Physical Properties Testing and Inspection
John Chadwick Corporation Dba Chadwick John Corp (USA)
No interchangeability data on file.
Other items in FSC 6635 — Physical Properties Testing and Inspection
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6635-00-000-0133
X-RAY APPARATUS,RADIOGRAPHIC,IND
6635-00-001-1523
FILM,RADIOGRAPHIC
6635-00-001-2317
6635-00-001-2317 · Item name not on file
6635-00-001-2318
6635-00-001-2318 · Item name not on file
6635-00-003-0281
TESTER,TORQUE WRENCH
6635-00-003-0282
CALIBRATOR,TORQUE
6635-00-003-0284
CALIBRATOR,TORQUE
6635-00-003-1193
6635-00-003-1193 · Item name not on file
Frequently Asked Questions
What is NSN 6635-01-682-8971?
NSN 6635-01-682-8971 is a Reference Standard,physical Prop, manufactured by John Chadwick Corporation Dba Chadwick John Corp, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
What part numbers are listed for NSN 6635-01-682-8971?
NSN 6635-01-682-8971 has 1 manufacturer part number on file: 8400-CGB (John Chadwick Corporation Dba Chadwick John Corp).
What are the specifications of 8400-CGB?
Key specifications for 8400-CGB: Part Name Assigned by Controlling Agency: REFERENCE STANDARD,PHYSICAL PROPERTIES; End Item Identification: REFERENCE STANDARD. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6635-01-682-8971 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.