PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L1-2Clamp,hub

Roller Bearing Co of America, Inc Div Pic Design · NSN 3040-00-580-4868 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-580-4868 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-580-4868. Primary manufacturer part number: L1-2.
Features
  • Clamp,hub — FSC 3040
  • Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1020 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 1020
  • Style Designator: RECTANGULAR, SINGLE BOLT SECURED
  • Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW
  • Nominal Thread Size: 0.138 INCHES IN
  • Clamp Securing Hole Style: THREADED
  • Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Applications requiring Steel Comp 1020 construction
General Description

The Clamp,hub, cataloged under National Stock Number 3040-00-580-4868, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-00-580-4868
Primary Part NumberL1-2
Item NameClamp,hub
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusCANCELLED
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1020 ASSN STD SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 1020
Style DesignatorRECTANGULAR, SINGLE BOLT SECURED
Furnished Items and Quantity1 SOCKET HEAD CAP SCREW
Nominal Thread Size0.138 INCHES IN
Clamp Securing Hole StyleTHREADED
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Distance From Bore Centerline to End0.406 INCHES NOMINAL IN
Thickness0.240 INCHES NOMINAL IN
Bore Diameter0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-011-6121 INTERCHANGEABLE
Washer,lock
5120-00-189-2984 INTERCHANGEABLE
Key,socket Head Screw
5340-00-194-2812L12 INTERCHANGEABLE
Strap,retaining
General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp
3120-00-198-2242A122026 INTERCHANGEABLE
Bushing,sleeve
Thomson Industries Inc
3110-00-218-4278L12 INTERCHANGEABLE
Bearing
Circor Naval Solutions Llc Dba Warren Pumps
4720-00-223-736911462 INTERCHANGEABLE
Hose Assembly,nonmetallic
Danfoss Power Solutions II, Llc
3950-00-238-5475 INTERCHANGEABLE
Dowel X Spring
3010-00-253-6549L12 INTERCHANGEABLE
Coupling Half,shaft
Raytheon Company Dba Raytheon Co
5210-00-410-38092015322 INTERCHANGEABLE
Indicator,dial
Mahr Inc
6350-00-450-2172 INTERCHANGEABLE
Chime,door,electric
Cross-Reference Index
Part NumberManufacturer
LT2 Roller Bearing Co of America, Inc Div Pic Design (USA)
L1-2 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
5310-00-011-6121INTERCHANGEABLE
WASHER,LOCK
5120-00-189-2984INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5340-00-194-2812INTERCHANGEABLE
STRAP,RETAINING
L12
3120-00-198-2242INTERCHANGEABLE
BUSHING,SLEEVE
A122026
3110-00-218-4278INTERCHANGEABLE
BEARING
L12
4720-00-223-7369INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
11462
3950-00-238-5475INTERCHANGEABLE
DOWEL X SPRING
3010-00-253-6549INTERCHANGEABLE
COUPLING HALF,SHAFT
L12
5210-00-410-3809INTERCHANGEABLE
INDICATOR,DIAL
2015322
6350-00-450-2172INTERCHANGEABLE
CHIME,DOOR,ELECTRIC
6240-00-962-0014INTERCHANGEABLE
LAMP,GLOW
LT2
3695-01-056-1265INTERCHANGEABLE
BASKET,ROTATING
L12

Frequently Asked Questions

What is NSN 3040-00-580-4868?

NSN 3040-00-580-4868 is a Clamp,hub, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-00-580-4868?

NSN 3040-00-580-4868 has 2 cross-referenced part numbers: LT2 (Roller Bearing Co of America, Inc Div Pic Design), L1-2 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 3040-00-580-4868?

There are 12 known substitutes for 3040-00-580-4868: 5310-00-011-6121, 5120-00-189-2984, 5340-00-194-2812 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L1-2?

Key specifications for L1-2: Overall Width: 0.375 INCHES NOMINAL IN; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1020 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP 1020; Style Designator: RECTANGULAR, SINGLE BOLT SECURED. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-00-580-4868 still in active supply?

NSN 3040-00-580-4868 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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