NSN 3450-01-437-6877 — this item is cataloged by the U.S. Government under National Stock Number 3450-01-437-6877. Manufacturer of record part number: 612SB.
General Characteristics Item Description: RIGHT ANGLE AIR DRIVE 21.800"
1 manufacturer part number on file
Manufacturer of record: Tri Tool Inc
Identification
NSN: 3450-01-437-6877
NIIN: 014376877
FSC: 3450 — Machine Tools, Portable
FSG: 34 — Metalworking Machinery (continued)
Primary part number: 612SB
Manufacturer: Tri Tool Inc
General Description
The Clamshell Pipe Lath, cataloged under National Stock Number 3450-01-437-6877, is classified within Federal Supply Class 3450 (Machine Tools, Portable) of the Metalworking Machinery (continued) group. The manufacturer of record is Tri Tool Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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3450-00-075-6717 · Item name not on file
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3450-00-113-8082 · Item name not on file
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SAW CLAMP ASSEMBLY,FIXED END
3450-00-117-2650
3450-00-117-2650 · Item name not on file
3450-00-117-2651
3450-00-117-2651 · Item name not on file
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3450-00-117-2654 · Item name not on file
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3450-00-117-2673 · Item name not on file
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3450-00-117-2674 · Item name not on file
Frequently Asked Questions
What is NSN 3450-01-437-6877?
NSN 3450-01-437-6877 is a Clamshell Pipe Lath, manufactured by Tri Tool Inc, classified under FSC 3450, Machine Tools, Portable. Status: active.
What part numbers are listed for NSN 3450-01-437-6877?
NSN 3450-01-437-6877 has 1 manufacturer part number on file: 612SB (Tri Tool Inc).
What are the specifications of 612SB?
Key specifications for 612SB: Overall Diameter: 17.750" INCHES NOMINAL; General Characteristics Item Description: RIGHT ANGLE AIR DRIVE 21.800"; Overall Width: 3.000" INCHES NOMINAL; Special Features: LOW PROFILE CLAMSHELL 612SB IS A SPLIT-FRAME PIPE LATHE FOR SEVERING AND BEVELING IN-LINE PIPE WITH A ANGE OF 10" THROUGH 12" PIPE WITH MINUMAL RADIAL AND AXIAL CLEARANCES. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3450-01-437-6877 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.