PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1912Boot,dust and Moisture Seal

J Jeb Mfg Co · NSN 5340-01-178-4503 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-178-4503 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-178-4503. Primary manufacturer part number: 1912.
Features
  • Boot,dust and Moisture Seal — FSC 5340
  • Material: RUBBER BODY
  • Body Outside Diameter: 1.938 INCHES NOMINAL IN
  • Material Thickness: 0.188 INCHES NOMINAL IN
  • Base Outside Diameter: 0.938 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: J Jeb Mfg Co
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Body construction
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-178-4503, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is J Jeb Mfg Co. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-178-4503
Primary Part Number1912
Item NameBoot,dust and Moisture Seal
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerJ Jeb Mfg Co
StatusACTIVE
MaterialRUBBER BODY
Body Outside Diameter1.938 INCHES NOMINAL IN
Material Thickness0.188 INCHES NOMINAL IN
Base Outside Diameter0.938 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5120-00-009-8602ANS1912A INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
6240-00-151-4914 INTERCHANGEABLE
Lamp,incandescent
5950-00-243-15031912 INTERCHANGEABLE
Coil,radio Frequency
Electro-Metrics Corporation Dba Electro-Metrics
5998-00-253-75771912 INTERCHANGEABLE
Circuit Card Assembly
Gifft T H Co Inc
4730-00-274-5828 INTERCHANGEABLE
Clamp,hose
5920-00-280-8342 INTERCHANGEABLE
Fuse,cartridge
4730-00-554-7941 INTERCHANGEABLE
Cap,pipe
2990-00-588-41311912 INTERCHANGEABLE
Muffler,exhaust
Arvin Industries Inc
5940-00-888-7694 INTERCHANGEABLE
Terminal,lug
3110-00-926-14111912CLB7 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
Cross-Reference Index
Part NumberManufacturer
161-0043 Minnpar, Llc Dba Minnpar (USA)
1912 PRIMARY J Jeb Mfg Co (USA)
161-0043 Grove U.s. Llc Dba Grove Us Llc (USA)
Related Parts
5120-00-009-8602INTERCHANGEABLE
SOCKET,SOCKET WRENCH
ANS1912A
6240-00-151-4914INTERCHANGEABLE
LAMP,INCANDESCENT
5950-00-243-1503INTERCHANGEABLE
COIL,RADIO FREQUENCY
1912
5998-00-253-7577INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1912
4730-00-274-5828INTERCHANGEABLE
CLAMP,HOSE
5920-00-280-8342INTERCHANGEABLE
FUSE,CARTRIDGE
4730-00-554-7941INTERCHANGEABLE
CAP,PIPE
2990-00-588-4131INTERCHANGEABLE
MUFFLER,EXHAUST
1912
5940-00-888-7694INTERCHANGEABLE
TERMINAL,LUG
3110-00-926-1411INTERCHANGEABLE
BEARING,BALL,ANNULAR
1912CLB7
5995-01-014-4057INTERCHANGEABLE
CABLE ASSEMBLY,PRINTED,FLEXIBLE
627221748-009
5315-01-151-8662INTERCHANGEABLE
KEY
1912

Frequently Asked Questions

What is NSN 5340-01-178-4503?

NSN 5340-01-178-4503 is a Boot,dust and Moisture Seal, manufactured by J Jeb Mfg Co, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-178-4503?

NSN 5340-01-178-4503 has 3 cross-referenced part numbers: 161-0043 (Minnpar, Llc Dba Minnpar), 1912 (J Jeb Mfg Co), 161-0043 (Grove U.s. Llc Dba Grove Us Llc).

What NSN replaces 5340-01-178-4503?

There are 12 known substitutes for 5340-01-178-4503: 5120-00-009-8602, 6240-00-151-4914, 5950-00-243-1503 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1912?

Key specifications for 1912: Overall Height: 4.188 INCHES NOMINAL IN; Material: RUBBER BODY; Body Outside Diameter: 1.938 INCHES NOMINAL IN; Material Thickness: 0.188 INCHES NOMINAL IN. 5 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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