PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17-631Level,cylindrical,circular Vial

Cst Berger · NSN 5210-01-612-9854 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-01-612-9854 — this item is cataloged by the U.S. Government under National Stock Number 5210-01-612-9854. Primary manufacturer part number: 17-631.
Features
  • Level,cylindrical,circular Vial — FSC 5210
  • Vial Type: BUBBLE
  • Material: COPPER ALLOY
  • 1 verified cross-reference
  • Primary manufacturer: Cst Berger
Applications
  • Applications requiring Copper Alloy construction
General Description

The Level,cylindrical,circular Vial, cataloged under National Stock Number 5210-01-612-9854, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Cst Berger. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5210-01-612-9854
Primary Part Number17-631
Item NameLevel,cylindrical,circular Vial
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerCst Berger
StatusACTIVE
Vial TypeBUBBLE
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
9540-00-006-4997 INTERCHANGEABLE
Beam,structural
5950-00-250-7988740643-101 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corp
2910-00-453-623717631 INTERCHANGEABLE
Piston,advance,fuel
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
3020-00-969-46091763-1 INTERCHANGEABLE
Gear,spur
Drs Signal Solutions, Inc.
2940-01-320-9706 INTERCHANGEABLE
Adapter,air Cleaner
1440-01-659-711550484 INTERCHANGEABLE
Control Box,guided Missile Launc
Mcl Industries, Inc. Dba Mcl Industries Inc
Cross-Reference Index
Part NumberManufacturer
17-631 PRIMARY Cst Berger (USA)
Related Parts
9540-00-006-4997INTERCHANGEABLE
BEAM,STRUCTURAL
5950-00-250-7988INTERCHANGEABLE
TRANSFORMER,POWER
740643-101
2910-00-453-6237INTERCHANGEABLE
PISTON,ADVANCE,FUEL
17631
3020-00-969-4609INTERCHANGEABLE
GEAR,SPUR
1763-1
2940-01-320-9706INTERCHANGEABLE
ADAPTER,AIR CLEANER
1440-01-659-7115INTERCHANGEABLE
CONTROL BOX,GUIDED MISSILE LAUNC
50484

Frequently Asked Questions

What is NSN 5210-01-612-9854?

NSN 5210-01-612-9854 is a Level,cylindrical,circular Vial, manufactured by Cst Berger, classified under FSC 5210 (No Item Name Available). Status: active.

What are the part numbers for NSN 5210-01-612-9854?

NSN 5210-01-612-9854 has 1 cross-referenced part number: 17-631 (Cst Berger).

What NSN replaces 5210-01-612-9854?

There are 6 known substitutes for 5210-01-612-9854: 9540-00-006-4997, 5950-00-250-7988, 2910-00-453-6237 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17-631?

Key specifications for 17-631: Vial Type: BUBBLE; End Item Identification: EQUIPMENT; Part Name Assigned by Controlling Agency: HAND LEVEL; Special Features: SIX INCHES LONG WITH DRAW EYEPIECE EXTENDING TO EIGHT INCHES LONG, CYLINDRICAL, CIRCULAR. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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