NSN 6635-01-121-5910 · NIIN 011215910 · Part number 21-1165-00
Bae Systems Information and Electronic Systems Integration Inc. · FSC 6635 — Physical Properties Testing and Inspection · FSG 66 — Instruments and Laboratory Equipment · CAGE 72314
Government record, cited
NSN 6635-01-121-5910 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-121-5910. Manufacturer of record part number: 21-1165-00.
Also searched as6635-01-121-5910 ·
6635011215910 ·
NIIN 011215910 ·
01-121-5910 ·
FSC 6635 Physical Properties Testing and Inspection · CAGE 72314 · 21-1165-00
Manufacturer of record: Bae Systems Information and Electronic Systems Integration Inc.
Identification
NSN: 6635-01-121-5910
NIIN: 011215910
FSC: 6635 — Physical Properties Testing and Inspection
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 21-1165-00
Manufacturer: Bae Systems Information and Electronic Systems Integration Inc.
General Description
The Probe,hole Bottom, cataloged under National Stock Number 6635-01-121-5910, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name
Probe,hole Bottom
FSC / FSG
6635 — Physical Properties Testing and Inspection (FSG 66)
Manufacturers
Bae Systems Information and Electronic Systems Integration Inc. (CAGE 72314)
Technical Specifications
Parameter
Value
NSN
6635-01-121-5910
Primary Part Number
21-1165-00
Item Name
Probe,hole Bottom
FSC / FSG
6635 / 66 — Physical Properties Testing and Inspection
Manufacturer
Bae Systems Information and Electronic Systems Integration Inc.
Bae Systems Information and Electronic Systems Integration Inc. (USA)
Reference documents
Reference
Meaning
21-1165-00
5/9Secondary reference
U.S. Government activity
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 6635-01-121-5910?
NSN 6635-01-121-5910 is a Probe,hole Bottom, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
What part numbers are listed for NSN 6635-01-121-5910?
NSN 6635-01-121-5910 has 1 manufacturer part number on file: 21-1165-00 (Bae Systems Information and Electronic Systems Integration Inc.).
Is NSN 6635-01-121-5910 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.