PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SIZEN045-18INLacing,belt,pin

Flexible Steel Lacing Co · NSN 3030-00-425-1275 · FSC 3030 · No Item Name Available
Verified by PartsTable
NSN 3030-00-425-1275 — this item is cataloged by the U.S. Government under National Stock Number 3030-00-425-1275. Primary manufacturer part number: SIZEN045-18IN.
Features
  • Lacing,belt,pin — FSC 3030
  • Belt Coupling Type: TOOTHED METAL
  • Material: STEEL CORROSION RESISTING
  • Section Length: 18.000 INCHES NOMINAL IN
  • Belt Thickness for Which Designed: 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
  • Hinge Pin Type: SECTIONAL STEEL ROCKER
  • 6 verified cross-references
  • Primary manufacturer: Flexible Steel Lacing Co
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Lacing,belt,pin, cataloged under National Stock Number 3030-00-425-1275, is classified within Federal Supply Class 3030 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Flexible Steel Lacing Co. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3030-00-425-1275
Primary Part NumberSIZEN045-18IN
Item NameLacing,belt,pin
FSC / FSG3030 / 30 — No Item Name Available
ManufacturerFlexible Steel Lacing Co
StatusACTIVE
Belt Coupling TypeTOOTHED METAL
MaterialSTEEL CORROSION RESISTING
Section Length18.000 INCHES NOMINAL IN
Belt Thickness for Which Designed0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Hinge Pin TypeSECTIONAL STEEL ROCKER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-362-435698979 INTERCHANGEABLE
Clamp,cover,line
Cooper Machinery Services Llc
Cross-Reference Index
Part NumberManufacturer
R1-2455 Barber-Greene Co (USA)
R1-745 Barber-Greene Co (USA)
SIZEN045-18IN PRIMARY Flexible Steel Lacing Co (USA)
R1-2455 Minnpar, Llc Dba Minnpar (USA)
846174 PRIMARY Garwood/feller Inc Garwood Winch Div (USA)
R1-745 Minnpar, Llc Dba Minnpar (USA)
Related Parts
4730-00-362-4356INTERCHANGEABLE
CLAMP,COVER,LINE
98979

Frequently Asked Questions

What is NSN 3030-00-425-1275?

NSN 3030-00-425-1275 is a Lacing,belt,pin, manufactured by Flexible Steel Lacing Co, classified under FSC 3030 (No Item Name Available). Status: active.

What are the part numbers for NSN 3030-00-425-1275?

NSN 3030-00-425-1275 has 6 cross-referenced part numbers: R1-2455 (Barber-Greene Co), R1-745 (Barber-Greene Co), SIZEN045-18IN (Flexible Steel Lacing Co), R1-2455 (Minnpar, Llc Dba Minnpar), 846174 (Garwood/feller Inc Garwood Winch Div) and 1 more.

What NSN replaces 3030-00-425-1275?

There is 1 known substitute for 3030-00-425-1275: 4730-00-362-4356. Verify interchangeability with system specifications before substitution.

What are the specifications of SIZEN045-18IN?

Key specifications for SIZEN045-18IN: Belt Coupling Type: TOOTHED METAL; Material: STEEL CORROSION RESISTING; Section Length: 18.000 INCHES NOMINAL IN; Belt Thickness for Which Designed: 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. 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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