PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P-33Pilot,counterbore

Wright Machine & Tool Co., Inc. · NSN 3460-00-233-7977 · FSC 3460 · No Item Name Available
Verified by PartsTable
NSN 3460-00-233-7977 — this item is cataloged by the U.S. Government under National Stock Number 3460-00-233-7977. Primary manufacturer part number: P-33.
Features
  • Pilot,counterbore — FSC 3460
  • Shank Type: THREADED
  • Shank Diameter: 0.250 INCHES NOMINAL IN
  • Head Length: 0.438 INCHES NOMINAL IN
  • Head Diameter: 0.438 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Wright Machine & Tool Co., Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pilot,counterbore, cataloged under National Stock Number 3460-00-233-7977, is classified within Federal Supply Class 3460 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Wright Machine & Tool Co., Inc.. Government technical data includes 4 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3460-00-233-7977
Primary Part NumberP-33
Item NamePilot,counterbore
FSC / FSG3460 / 34 — No Item Name Available
ManufacturerWright Machine & Tool Co., Inc.
StatusACTIVE
Shank TypeTHREADED
Shank Diameter0.250 INCHES NOMINAL IN
Head Length0.438 INCHES NOMINAL IN
Head Diameter0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-203-8370P-33 INTERCHANGEABLE
Pliers
Ampco Partners, Ltd. Dba Ampco Safety Tools
5999-00-504-9295P33 INTERCHANGEABLE
Heater,thermal Release
Rockwell Automation, Inc. Dba Rockwell Automation
4320-01-129-5954P3-3 INTERCHANGEABLE
Pump Barrel
Star Hydraulics Llc
4820-01-296-9350P33 INTERCHANGEABLE
Stem,needle Valve
Prier Brass Mfg Co
3020-01-551-6019P-33 INTERCHANGEABLE
Pulley,groove
Carbis Ladders Div of Carbis Sales Inc
Cross-Reference Index
Part NumberManufacturer
P-33 Wright Machine & Tool Co., Inc. (USA)
P33 Ex-Cell-O Corp Tool and Abrasive Products Div (USA)
Related Parts
5120-00-203-8370INTERCHANGEABLE
PLIERS
P-33
5999-00-504-9295INTERCHANGEABLE
HEATER,THERMAL RELEASE
P33
4320-01-129-5954INTERCHANGEABLE
PUMP BARREL
P3-3
4820-01-296-9350INTERCHANGEABLE
STEM,NEEDLE VALVE
P33
3020-01-551-6019INTERCHANGEABLE
PULLEY,GROOVE
P-33

Frequently Asked Questions

What is NSN 3460-00-233-7977?

NSN 3460-00-233-7977 is a Pilot,counterbore, manufactured by Wright Machine & Tool Co., Inc., classified under FSC 3460 (No Item Name Available). Status: active.

What are the part numbers for NSN 3460-00-233-7977?

NSN 3460-00-233-7977 has 2 cross-referenced part numbers: P-33 (Wright Machine & Tool Co., Inc.), P33 (Ex-Cell-O Corp Tool and Abrasive Products Div).

What NSN replaces 3460-00-233-7977?

There are 5 known substitutes for 3460-00-233-7977: 5120-00-203-8370, 5999-00-504-9295, 4320-01-129-5954 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P-33?

Key specifications for P-33: Shank Type: THREADED; Shank Diameter: 0.250 INCHES NOMINAL IN; Head Length: 0.438 INCHES NOMINAL IN; Head Diameter: 0.438 INCHES NOMINAL IN. 4 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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