PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121657Bushing,sleeve

Fwd Seagrave Holdings Lp · NSN 3120-00-352-6323 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-352-6323 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-352-6323. Primary manufacturer part number: 121657.
Features
  • Bushing,sleeve — FSC 3120
  • Flange Width: 0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
  • Flange Outside Diameter: 2.8650 INCHES MINIMUM AND 2.8850 INCHES MAXIMUM IN
  • Body Inside Diameter: 2.3337 INCHES MINIMUM AND 2.3537 INCHES MAXIMUM IN
  • Body Outside Diameter: 2.6240 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 937 OVERALL
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: ROUND INSIDE LEFT CORNER
Applications
  • Applications requiring Copper Alloy 937 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-352-6323, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fwd Seagrave Holdings Lp. Government technical data includes 13 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-352-6323
Primary Part Number121657
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerFwd Seagrave Holdings Lp
StatusACTIVE
Flange Width0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
Flange Outside Diameter2.8650 INCHES MINIMUM AND 2.8850 INCHES MAXIMUM IN
Body Inside Diameter2.3337 INCHES MINIMUM AND 2.3537 INCHES MAXIMUM IN
Body Outside Diameter2.6240 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 937 OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeROUND INSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5945-00-406-4231 INTERCHANGEABLE
Relay,reed
4720-00-484-5765H20104 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
5330-00-684-2163121657 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5998-01-136-270832194 INTERCHANGEABLE
Circuit Card Assembly
Hamilton Sundstrand Corporation Dba Collins Aerospace
5340-01-215-629732194 INTERCHANGEABLE
Clamp,loop
Garrison Manufacturing Inc
6750-01-429-1510 INTERCHANGEABLE
Film,photographic
2530-01-663-1935A-31624 INTERCHANGEABLE
Rebushing Kit,torque Rod,vehicul
Hendrickson Trailer Suspension Systems
Cross-Reference Index
Part NumberManufacturer
121657 PRIMARY Fwd Seagrave Holdings Lp (USA)
32194 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
5945-00-406-4231INTERCHANGEABLE
RELAY,REED
4720-00-484-5765INTERCHANGEABLE
HOSE,NONMETALLIC
H20104
5330-00-684-2163INTERCHANGEABLE
GASKET
121657
5998-01-136-2708INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
32194
5340-01-215-6297INTERCHANGEABLE
CLAMP,LOOP
32194
6750-01-429-1510INTERCHANGEABLE
FILM,PHOTOGRAPHIC
2530-01-663-1935INTERCHANGEABLE
REBUSHING KIT,TORQUE ROD,VEHICUL
A-31624

Frequently Asked Questions

What is NSN 3120-00-352-6323?

NSN 3120-00-352-6323 is a Bushing,sleeve, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-352-6323?

NSN 3120-00-352-6323 has 2 cross-referenced part numbers: 121657 (Fwd Seagrave Holdings Lp), 32194 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 3120-00-352-6323?

There are 7 known substitutes for 3120-00-352-6323: 5945-00-406-4231, 4720-00-484-5765, 5330-00-684-2163 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121657?

Key specifications for 121657: Flange Width: 0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN; Flange Outside Diameter: 2.8650 INCHES MINIMUM AND 2.8850 INCHES MAXIMUM IN; Overall Length: 2.4275 INCHES MINIMUM AND 2.4475 INCHES MAXIMUM IN; Body Inside Diameter: 2.3337 INCHES MINIMUM AND 2.3537 INCHES MAXIMUM IN. 14 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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