PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39781Bearing,rack

Moog Inc. Dba Ampac-Isp Corp · NSN 3120-01-479-0931 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-479-0931 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-479-0931. Primary manufacturer part number: 39781.
Features
  • Bearing,rack — FSC 3120
  • 2 verified cross-references
  • Primary manufacturer: Moog Inc. Dba Ampac-Isp Corp
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,rack, cataloged under National Stock Number 3120-01-479-0931, 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 2 commercial cross-references from 1 manufacturer, 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
NSN3120-01-479-0931
Primary Part Number39781
Item NameBearing,rack
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5930-00-800-8492 INTERCHANGEABLE
Switch,pressure
4730-01-098-52070650507 INTERCHANGEABLE
Plug,pipe
Perkins Engines Inc
6680-01-121-014539781 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5998-01-152-0913 INTERCHANGEABLE
Circuit Card Assembly
6145-01-482-097439781 INTERCHANGEABLE
Cable,special Purpose,electrical
Elmec Mfg Inc
4820-01-680-3772DR4002G033 INTERCHANGEABLE
Body and Slide,directional Contr
Atlas North America Llc
Cross-Reference Index
Part NumberManufacturer
4001-39710 ITEM 12 Moog Inc. Dba Ampac-Isp Corp (USA)
39781 PRIMARY Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
5930-00-800-8492INTERCHANGEABLE
SWITCH,PRESSURE
4730-01-098-5207INTERCHANGEABLE
PLUG,PIPE
0650507
6680-01-121-0145INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
39781
5998-01-152-0913INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6145-01-482-0974INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
39781
4820-01-680-3772INTERCHANGEABLE
BODY AND SLIDE,DIRECTIONAL CONTR
DR4002G033

Frequently Asked Questions

What is NSN 3120-01-479-0931?

NSN 3120-01-479-0931 is a Bearing,rack, 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 3120-01-479-0931?

NSN 3120-01-479-0931 has 2 cross-referenced part numbers: 4001-39710 ITEM 12 (Moog Inc. Dba Ampac-Isp Corp), 39781 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 3120-01-479-0931?

There are 6 known substitutes for 3120-01-479-0931: 5930-00-800-8492, 4730-01-098-5207, 6680-01-121-0145 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 39781?

Key specifications for 39781: End Item Identification: ROTARY HYDRAULIC ACTUATOR MODEL 4001SB, STOP BOLT ASSY. 1 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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