PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1908-01Bushing,sleeve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 3120-01-546-3684 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-546-3684 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-546-3684. Primary manufacturer part number: 1908-01.
Features
  • Bushing,sleeve — FSC 3120
  • 2 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Industrial machinery bearing replacement
  • Motor and pump shaft assemblies
  • HVAC blower and fan assemblies
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-546-3684, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-546-3684
Primary Part Number1908-01
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-278-4216SAE J534 FIG 7B INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5920-00-587-6935 INTERCHANGEABLE
Arrester,lightning
5310-01-014-8198 INTERCHANGEABLE
Nut,self-Locking,extended Washer
5940-01-143-850119080-1 INTERCHANGEABLE
Terminal,lug
Saft America Inc. Dba Tadiran Batteries Div Aviation Division
Cross-Reference Index
Part NumberManufacturer
1908-01 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40751-2 PC NO. 14 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4730-00-278-4216INTERCHANGEABLE
FITTING,LUBRICATION
SAE J534 FIG 7B
5920-00-587-6935INTERCHANGEABLE
ARRESTER,LIGHTNING
5310-01-014-8198INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
5940-01-143-8501INTERCHANGEABLE
TERMINAL,LUG
19080-1

Frequently Asked Questions

What is NSN 3120-01-546-3684?

NSN 3120-01-546-3684 is a Bushing,sleeve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-546-3684?

NSN 3120-01-546-3684 has 2 cross-referenced part numbers: 1908-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40751-2 PC NO. 14 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 3120-01-546-3684?

There are 4 known substitutes for 3120-01-546-3684: 4730-00-278-4216, 5920-00-587-6935, 5310-01-014-8198 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1908-01?

Key specifications for 1908-01: End Item Identification: VALVE,PRESSURE REGULATING; Part Name Assigned by Controlling Agency: BUSHING, SLEEVE; Special Features: MATERIAL MONEL, MATERIAL SPEC. QQ-N-281. 3 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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