PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-72-3Bearing,sleeve

Trailmobile Inc Sub of the Pullman Co · NSN 3120-00-447-5248 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-447-5248 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-447-5248. Primary manufacturer part number: 3-72-3.
Features
  • Bearing,sleeve — FSC 3120
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 1.4990 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN
  • Body Inside Diameter: 1.2490 INCHES MINIMUM AND 1.2530 INCHES MAXIMUM IN
  • 9 verified cross-references
  • Primary manufacturer: Trailmobile Inc Sub of the Pullman Co
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-447-5248, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Trailmobile Inc Sub of the Pullman Co. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-447-5248
Primary Part Number3-72-3
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTrailmobile Inc Sub of the Pullman Co
StatusACTIVE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter1.4990 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN
Body Inside Diameter1.2490 INCHES MINIMUM AND 1.2530 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-012-0233120233 INTERCHANGEABLE
Screw,cap,hexagon Head
Rolls-Royce Solutions America Inc
6650-00-092-8244 INTERCHANGEABLE
Telescope,straight
5120-00-132-1031 INTERCHANGEABLE
Wrench,open End
5815-00-392-7890 INTERCHANGEABLE
Retainer,spring
5905-00-464-9891 INTERCHANGEABLE
Resistor,variable,wire Wound,non
6625-00-648-8685 INTERCHANGEABLE
Ohmmeter
5905-00-901-4035 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6145-00-935-26141241 INTERCHANGEABLE
Braid,wire
Belden, Inc.
5999-00-971-68322211222 INTERCHANGEABLE
Delay Line
L3harris Technologies, Inc. Dba Harris Corporation
6750-01-014-75363723 INTERCHANGEABLE
Plate,photographic
Horizons Incorporated Div Imaging Systems Group
Cross-Reference Index
Part NumberManufacturer
53099V Navistar International Corporation Dba Navistar (USA)
699624R1 Navistar Intl Corp Truck Br Ohio Plant (USA)
53099V Navistar Intl Corp Truck Br Ohio Plant (USA)
7001850 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
53099V Hutchens Industries Inc (USA)
699624R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
53099 Queen City Mfg Co (USA)
53099 Abm Equipment, Llc (USA)
3-72-3 PRIMARY Trailmobile Inc Sub of the Pullman Co (USA)
Related Parts
5305-00-012-0233INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
120233
6650-00-092-8244INTERCHANGEABLE
TELESCOPE,STRAIGHT
5120-00-132-1031INTERCHANGEABLE
WRENCH,OPEN END
5815-00-392-7890INTERCHANGEABLE
RETAINER,SPRING
5905-00-464-9891INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
6625-00-648-8685INTERCHANGEABLE
OHMMETER
5905-00-901-4035INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6145-00-935-2614INTERCHANGEABLE
BRAID,WIRE
1241
5999-00-971-6832INTERCHANGEABLE
DELAY LINE
2211222
6750-01-014-7536INTERCHANGEABLE
PLATE,PHOTOGRAPHIC
3723
5975-01-185-6781INTERCHANGEABLE
COVER,CONDUIT OUTLET
6610-01-223-3194INTERCHANGEABLE
CONNECTOR ASSEMBLY
3723

Frequently Asked Questions

What is NSN 3120-00-447-5248?

NSN 3120-00-447-5248 is a Bearing,sleeve, manufactured by Trailmobile Inc Sub of the Pullman Co, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-447-5248?

NSN 3120-00-447-5248 has 9 cross-referenced part numbers: 53099V (Navistar International Corporation Dba Navistar), 699624R1 (Navistar Intl Corp Truck Br Ohio Plant), 53099V (Navistar Intl Corp Truck Br Ohio Plant), 7001850 (U S Army Tank Automotive Command Amsta-Im-Mm), 53099V (Hutchens Industries Inc) and 4 more.

What NSN replaces 3120-00-447-5248?

There are 12 known substitutes for 3120-00-447-5248: 5305-00-012-0233, 6650-00-092-8244, 5120-00-132-1031 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-72-3?

Key specifications for 3-72-3: Overall Length: 2.9900 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: COPPER ALLOY OVERALL; Corner Shape: SQUARE ALL CORNERS. 6 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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