PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21800Vise,machinist's

Fastenal Company · NSN 5120-01-671-8439 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-671-8439 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-671-8439. Primary manufacturer part number: 21800.
Features
  • Vise,machinist's — FSC 5120
  • Jaw Nominal Width: 8.0 INCHES IN
  • Material: STEEL AND IRON
  • Jaw Nominal Opening: 8.250 INCHES IN
  • Base Type: SWIVEL
  • 1 verified cross-reference
  • Primary manufacturer: Fastenal Company
Applications
  • Applications requiring Steel and Iron construction
General Description

The Vise,machinist's, cataloged under National Stock Number 5120-01-671-8439, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Fastenal Company. Government technical data includes 4 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-671-8439
Primary Part Number21800
Item NameVise,machinist's
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFastenal Company
StatusACTIVE
Jaw Nominal Width8.0 INCHES IN
MaterialSTEEL AND IRON
Jaw Nominal Opening8.250 INCHES IN
Base TypeSWIVEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5935-00-295-64037321299 INTERCHANGEABLE
Connector,receptacle,electrical
U S Army Tank Automotive Command Amsta-Im-Mm
1680-00-373-286221800 INTERCHANGEABLE
Grip,cyclic Stick
Mason Electric Co. Dba Mason Controls
5821-00-510-3156 INTERCHANGEABLE
Base Assy
3455-00-540-273121800 INTERCHANGEABLE
Blade,hole Saw
Black and Decker Us Inc
5950-01-038-7661 INTERCHANGEABLE
Coil,electrical
5962-01-167-787354LS175DM INTERCHANGEABLE
Microcircuit,digital
Fairchild Semiconductor Corp
5331-01-211-046521800 INTERCHANGEABLE
O-Ring
Westerbeke Corporation
4420-01-275-624321800 INTERCHANGEABLE
Core Assembly,fluid Cooler
Coffin Turbo Pump Inc
5330-01-325-524421800 INTERCHANGEABLE
Gasket
L3 Technologies, Inc.
5895-01-383-740621800 INTERCHANGEABLE
Modem,communications
Motorola/codex Corp Sub of Motorola Inc
Cross-Reference Index
Part NumberManufacturer
21800 PRIMARY Fastenal Company (USA)
Related Parts
5935-00-295-6403INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7321299
1680-00-373-2862INTERCHANGEABLE
GRIP,CYCLIC STICK
21800
5821-00-510-3156INTERCHANGEABLE
BASE ASSY
3455-00-540-2731INTERCHANGEABLE
BLADE,HOLE SAW
21800
5950-01-038-7661INTERCHANGEABLE
COIL,ELECTRICAL
5962-01-167-7873INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
54LS175DM
5331-01-211-0465INTERCHANGEABLE
O-RING
21800
4420-01-275-6243INTERCHANGEABLE
CORE ASSEMBLY,FLUID COOLER
21800
5330-01-325-5244INTERCHANGEABLE
GASKET
21800
5895-01-383-7406INTERCHANGEABLE
MODEM,COMMUNICATIONS
21800
3020-01-419-6417INTERCHANGEABLE
GEAR,SPUR
21800

Frequently Asked Questions

What is NSN 5120-01-671-8439?

NSN 5120-01-671-8439 is a Vise,machinist's, manufactured by Fastenal Company, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-671-8439?

NSN 5120-01-671-8439 has 1 cross-referenced part number: 21800 (Fastenal Company).

What NSN replaces 5120-01-671-8439?

There are 11 known substitutes for 5120-01-671-8439: 5935-00-295-6403, 1680-00-373-2862, 5821-00-510-3156 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21800?

Key specifications for 21800: Jaw Nominal Width: 8.0 INCHES IN; Material: STEEL AND IRON; Jaw Nominal Opening: 8.250 INCHES IN; Special Features: THROAT DEPTH:4.750", PIPE JAW CAPACITY:0.250"TO 3.500",CLAMPING FORCE:6600LBS ,REPLACEABLE HARDENED STEEL TOP AND PIPE JAWS,POWDER COAT PAINT FINISH LBS. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com