PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-048-3Bushing,sleeve

United Drill Bushing Corporation Dba United Drill Bushing Corp · NSN 3120-00-548-6790 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-548-6790 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-548-6790. Primary manufacturer part number: 20-048-3.
Features
  • Bushing,sleeve — FSC 3120
  • Material: STEEL COMP E52100 OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 0.2501 INCHES MINIMUM AND 0.2504 INCHES MAXIMUM IN
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 0.4075 INCHES MINIMUM AND 0.4078 INCHES MAXIMUM IN
  • 11 verified cross-references
Applications
  • Applications requiring Steel Comp E52100 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-548-6790, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is United Drill Bushing Corporation Dba United Drill Bushing Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-548-6790
Primary Part Number20-048-3
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerUnited Drill Bushing Corporation Dba United Drill Bushing Corp
StatusACTIVE
MaterialSTEEL COMP E52100 OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter0.2501 INCHES MINIMUM AND 0.2504 INCHES MAXIMUM IN
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter0.4075 INCHES MINIMUM AND 0.4078 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2520-00-152-835000700200482 INTERCHANGEABLE
Gear Assy
Harlan Global Manufacturing Llc
5950-00-790-7012200482 INTERCHANGEABLE
Reactor
Atlantic Inertial Systems Inc Div Cheshire Division
5365-01-109-636620-048-2 INTERCHANGEABLE
Bushing
Bell Textron Inc
5330-01-269-374620-048-03 INTERCHANGEABLE
Felt,mechanical,preformed
Redford-Carver Foundry Products Co Div of Dependable Foundry Equipment Co Inc
5360-01-375-7583200483 INTERCHANGEABLE
Spring,helical,torsion
Heckler & Koch, Inc.
5315-01-376-1814200482 INTERCHANGEABLE
Pin,straight,headless
Heckler & Koch Defense Inc Dba Hkd Div Heckler and Koch Defense Inc
Cross-Reference Index
Part NumberManufacturer
L811A2500 Textron Inc (USA)
2500P26-8 Ace Drill Bushing Co Inc (USA)
P-1-4X13-32X1-2 Mjt Holdings Llc (USA)
20-048-3 PRIMARY United Drill Bushing Corporation Dba United Drill Bushing Corp (USA)
P-26-8-2500 Carr Lane Manufacturing Co (USA)
P042-2500 Acme Industrial Co Div Acme Industrial Company (USA)
20-048-3 Bell Textron Inc (USA)
20-048-2 Welch Drill Bushing Co (USA)
2500P26-8 Mjt Holdings Llc (USA)
GS921-1-4 Devlieg Bullard II, Inc. Dba Tooling Systems Division (USA)
20-048-2 United Drill Bushing Corporation Dba United Drill Bushing Corp (USA)
Related Parts
2520-00-152-8350INTERCHANGEABLE
GEAR ASSY
00700200482
5950-00-790-7012INTERCHANGEABLE
REACTOR
200482
5365-01-109-6366INTERCHANGEABLE
BUSHING
20-048-2
5330-01-269-3746INTERCHANGEABLE
FELT,MECHANICAL,PREFORMED
20-048-03
5360-01-375-7583INTERCHANGEABLE
SPRING,HELICAL,TORSION
200483
5315-01-376-1814INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
200482

Frequently Asked Questions

What is NSN 3120-00-548-6790?

NSN 3120-00-548-6790 is a Bushing,sleeve, manufactured by United Drill Bushing Corporation Dba United Drill Bushing Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-548-6790?

NSN 3120-00-548-6790 has 11 cross-referenced part numbers: L811A2500 (Textron Inc), 2500P26-8 (Ace Drill Bushing Co Inc), P-1-4X13-32X1-2 (Mjt Holdings Llc), 20-048-3 (United Drill Bushing Corporation Dba United Drill Bushing Corp), P-26-8-2500 (Carr Lane Manufacturing Co) and 6 more.

What NSN replaces 3120-00-548-6790?

There are 6 known substitutes for 3120-00-548-6790: 2520-00-152-8350, 5950-00-790-7012, 5365-01-109-6366 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-048-3?

Key specifications for 20-048-3: Material: STEEL COMP E52100 OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Body Inside Diameter: 0.2501 INCHES MINIMUM AND 0.2504 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL. 7 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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