PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21397Bearing,sleeve

Moog Inc. Dba Ampac-Isp Corp · NSN 3120-01-372-9334 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-372-9334 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-372-9334. Primary manufacturer part number: 21397.
Features
  • Bearing,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Moog Inc. Dba Ampac-Isp Corp
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-372-9334, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersMoog Inc. Dba Ampac-Isp Corp (CAGE 07270)
Technical Specifications
ParameterValue
NSN3120-01-372-9334
Primary Part Number21397
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5130-00-293-2014 INTERCHANGEABLE
Brush,wire,rotary Wheel
4320-00-360-163821397 INTERCHANGEABLE
Mounting Flange Subassembly
Parker Hannifin Corporation Div Hydraulic Systems Division
5310-00-595-759921397 INTERCHANGEABLE
Washer,spring Tension
Telemechanics Inc
5950-00-658-4950 INTERCHANGEABLE
Transformer,audio Frequency
5905-00-931-699921397 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ward Leonard Ct Llc
4920-00-944-6935 INTERCHANGEABLE
Bearing,ball Assemb
5950-00-974-6171 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
21397 PRIMARY Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
5130-00-293-2014INTERCHANGEABLE
BRUSH,WIRE,ROTARY WHEEL
4320-00-360-1638INTERCHANGEABLE
MOUNTING FLANGE SUBASSEMBLY
21397
5310-00-595-7599INTERCHANGEABLE
WASHER,SPRING TENSION
21397
5950-00-658-4950INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5905-00-931-6999INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
21397
4920-00-944-6935INTERCHANGEABLE
BEARING,BALL ASSEMB
5950-00-974-6171INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 3120-01-372-9334?

NSN 3120-01-372-9334 is a Bearing,sleeve, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-372-9334?

NSN 3120-01-372-9334 has 1 cross-referenced part number: 21397 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 3120-01-372-9334?

There are 7 known substitutes for 3120-01-372-9334: 5130-00-293-2014, 4320-00-360-1638, 5310-00-595-7599 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com