PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

677540Collar,shaft

Chrysler Corp Service and Parts Opns · NSN 3040-00-173-0081 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-173-0081 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-173-0081. Primary manufacturer part number: 677540.
Features
  • Collar,shaft — FSC 3040
  • Bore Diameter: 1.5300 INCHES MINIMUM AND 1.5310 INCHES MAXIMUM IN
  • Internal Keyway Width: 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
  • Securing Hole Quantity: 6
  • Largest Diameter Length: 0.344 INCHES NOMINAL IN
  • Keyway Quantity: 1
  • Thickness: 1.219 INCHES NOMINAL IN
  • Style Designator: ROUND STEPPED
Applications
  • Applications requiring Steel construction
General Description

The Collar,shaft, cataloged under National Stock Number 3040-00-173-0081, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Chrysler Corp Service and Parts Opns. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-00-173-0081
Primary Part Number677540
Item NameCollar,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerChrysler Corp Service and Parts Opns
StatusCANCELLED
Bore Diameter1.5300 INCHES MINIMUM AND 1.5310 INCHES MAXIMUM IN
Internal Keyway Width0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Securing Hole Quantity6
Largest Diameter Length0.344 INCHES NOMINAL IN
Keyway Quantity1
Thickness1.219 INCHES NOMINAL IN
Style DesignatorROUND STEPPED
MaterialSTEEL
Style DesignatorROUND STEPPED
Countersunk Hole Angle in Deg and Location60.0 ALL HOLES
Countersink Major Diameter and Location0.3438 INCHES NOMINAL ALL HOLES IN
Securing Hole Type and LocationTHREADED-COUNTERSUNK ALL HOLES
Nominal Thread Size0.312 INCHES ALL HOLES IN
MaterialSTEEL
Screw Thread Series Designator and LocationALL HOLES UNIFIED NATIONAL COARSE (UNC)
Countersink Major Diameter and Location0.3438 INCHES NOMINAL ALL HOLES IN
Countersunk Hole Angle in Deg and Location60.0 ALL HOLES
Small End Diameter2.188 INCHES NOMINAL IN
Outside Diameter3.500 INCHES NOMINAL IN
Angle Between Centerlines of Securing Holes in Deg60.0
Nominal Thread Size0.312 INCHES ALL HOLES IN
Distance From Center of Bore to Bottom of Keyway0.902 INCHES MINIMUM AND 0.911 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
9540-00-175-3522 INTERCHANGEABLE
Angle,structural
5310-00-185-6426 INTERCHANGEABLE
Nut,plain,round
4730-00-274-4601 INTERCHANGEABLE
Elbow,tube
5950-00-698-6120164-58 INTERCHANGEABLE
Transformer,audio Frequency
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
3030-01-044-3699 INTERCHANGEABLE
Belt,v
5330-01-124-298016-458 INTERCHANGEABLE
Gasket
Rix Industries
4910-01-464-08125938665 INTERCHANGEABLE
Sleeve,alignment
Am General Llc
5133-01-537-557916458 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
4820-01-606-735416-458 INTERCHANGEABLE
Seat,valve
Metrex Valve Corp. Dba Metrex Valve Corp
Cross-Reference Index
Part NumberManufacturer
677540 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
677540 Atwood Fence Co Inc (USA)
16458 Tld Wollard Llc (USA)
677540 PRIMARY Chrysler Corp Service and Parts Opns (USA)
677540 Chrysler Corp (USA)
Related Parts
9540-00-175-3522INTERCHANGEABLE
ANGLE,STRUCTURAL
5310-00-185-6426INTERCHANGEABLE
NUT,PLAIN,ROUND
4730-00-274-4601INTERCHANGEABLE
ELBOW,TUBE
5950-00-698-6120INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
164-58
3030-01-044-3699INTERCHANGEABLE
BELT,V
5330-01-124-2980INTERCHANGEABLE
GASKET
16-458
4910-01-464-0812INTERCHANGEABLE
SLEEVE,ALIGNMENT
5938665
5133-01-537-5579INTERCHANGEABLE
DRILL,TWIST
16458
4820-01-606-7354INTERCHANGEABLE
SEAT,VALVE
16-458

Frequently Asked Questions

What is NSN 3040-00-173-0081?

NSN 3040-00-173-0081 is a Collar,shaft, manufactured by Chrysler Corp Service and Parts Opns, classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-00-173-0081?

NSN 3040-00-173-0081 has 5 cross-referenced part numbers: 677540 (Chrysler Realty Company Llc Dba Daimler Chrysler), 677540 (Atwood Fence Co Inc), 16458 (Tld Wollard Llc), 677540 (Chrysler Corp Service and Parts Opns), 677540 (Chrysler Corp).

What NSN replaces 3040-00-173-0081?

There are 9 known substitutes for 3040-00-173-0081: 9540-00-175-3522, 5310-00-185-6426, 4730-00-274-4601 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 677540?

Key specifications for 677540: Bore Diameter: 1.5300 INCHES MINIMUM AND 1.5310 INCHES MAXIMUM IN; Internal Keyway Width: 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN; Securing Hole Quantity: 6; Largest Diameter Length: 0.344 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-00-173-0081 still in active supply?

NSN 3040-00-173-0081 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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