PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-187Clamp,hub

Advanced Logic Resources Inc Dba Alr · NSN 3040-00-862-5591 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-862-5591 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-862-5591. Primary manufacturer part number: 12-187.
Features
  • Clamp,hub — FSC 3040
  • Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW AND 1 SPRING PIN
  • Material: ALUMINUM ALLOY
  • Surface Treatment: ANODIZE
  • Style Designator: RECTANGULAR, SINGLE BOLT SECURED
  • Distance From Bore Centerline to End: 0.453 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thickness: 0.188 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Clamp,hub, cataloged under National Stock Number 3040-00-862-5591, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Advanced Logic Resources Inc Dba Alr. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-862-5591
Primary Part Number12-187
Item NameClamp,hub
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerAdvanced Logic Resources Inc Dba Alr
StatusACTIVE
Furnished Items and Quantity1 SOCKET HEAD CAP SCREW AND 1 SPRING PIN
MaterialALUMINUM ALLOY
Surface TreatmentANODIZE
Style DesignatorRECTANGULAR, SINGLE BOLT SECURED
Distance From Bore Centerline to End0.453 INCHES NOMINAL IN
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thickness0.188 INCHES NOMINAL IN
Bore Diameter0.1875 INCHES NOMINAL IN
Plain Hole Diameter0.1250 INCHES NOMINAL IN
Nominal Thread Size0.112 INCHES IN
Clamp Securing Hole StyleTHREADED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-007-0045 INTERCHANGEABLE
Transformer,power
5310-00-222-723510790 INTERCHANGEABLE
Nut,plain,hexagon
Komatsu America Corporation
4820-00-273-8488FC11579 INTERCHANGEABLE
Valve,bleeder,hydraulic System
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5925-00-279-6762SM-B-185207 INTERCHANGEABLE
Circuit Breaker
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-842-002412187 INTERCHANGEABLE
Transformer,power
Decco Inc
5950-01-149-2885 INTERCHANGEABLE
Coil
5310-01-281-4319 INTERCHANGEABLE
Washer,spring Tension
4140-01-500-3495109P0912H2D01 INTERCHANGEABLE
Fan,centrifugal
Ap Labs, Inc.
5340-01-559-588612187 INTERCHANGEABLE
Bracket,mounting
Bae Systems Information & Electronic Systems Integration Inc.
4820-01-645-056312187 INTERCHANGEABLE
Valve,check
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
Cross-Reference Index
Part NumberManufacturer
12-187 Advanced Logic Resources Inc Dba Alr (USA)
12-187 Gap Instrument Corp (USA)
Related Parts
5950-00-007-0045INTERCHANGEABLE
TRANSFORMER,POWER
5310-00-222-7235INTERCHANGEABLE
NUT,PLAIN,HEXAGON
10790
4820-00-273-8488INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
FC11579
5925-00-279-6762INTERCHANGEABLE
CIRCUIT BREAKER
SM-B-185207
5950-00-842-0024INTERCHANGEABLE
TRANSFORMER,POWER
12187
5950-01-149-2885INTERCHANGEABLE
COIL
5310-01-281-4319INTERCHANGEABLE
WASHER,SPRING TENSION
4140-01-500-3495INTERCHANGEABLE
FAN,CENTRIFUGAL
109P0912H2D01
5340-01-559-5886INTERCHANGEABLE
BRACKET,MOUNTING
12187
4820-01-645-0563INTERCHANGEABLE
VALVE,CHECK
12187

Frequently Asked Questions

What is NSN 3040-00-862-5591?

NSN 3040-00-862-5591 is a Clamp,hub, manufactured by Advanced Logic Resources Inc Dba Alr, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-862-5591?

NSN 3040-00-862-5591 has 2 cross-referenced part numbers: 12-187 (Advanced Logic Resources Inc Dba Alr), 12-187 (Gap Instrument Corp).

What NSN replaces 3040-00-862-5591?

There are 10 known substitutes for 3040-00-862-5591: 5950-00-007-0045, 5310-00-222-7235, 4820-00-273-8488 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-187?

Key specifications for 12-187: Furnished Items and Quantity: 1 SOCKET HEAD CAP SCREW AND 1 SPRING PIN; Material: ALUMINUM ALLOY; Surface Treatment: ANODIZE; Style Designator: RECTANGULAR, SINGLE BOLT SECURED. 13 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