PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

438Plug,protective,dust and Moistur

Niagara Plastics L.l.c. · NSN 5340-00-518-5678 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-518-5678 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-518-5678. Primary manufacturer part number: 438.
Features
  • Plug,protective,dust and Moistur — FSC 5340
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • Features Provided: BEVELED SEAT AND SHOULDER
  • Design Type: FRICTION
  • Opening Inside Diameter for Which Designed: 0.875 INCHES NOMINAL IN
  • Material: PLASTIC, POLYETHYLENE (PP)
  • 2 verified cross-references
  • Primary manufacturer: Niagara Plastics L.l.c.
Applications
  • Applications requiring Plastic, Polyethylene (pp) construction
General Description

The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-518-5678, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Niagara Plastics L.l.c.. Government technical data includes 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-518-5678
Primary Part Number438
Item NamePlug,protective,dust and Moistur
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNiagara Plastics L.l.c.
StatusACTIVE
Overall Diameter1.250 INCHES NOMINAL IN
Features ProvidedBEVELED SEAT AND SHOULDER
Design TypeFRICTION
Opening Inside Diameter for Which Designed0.875 INCHES NOMINAL IN
MaterialPLASTIC, POLYETHYLENE (PP)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
3110-00-100-361952387 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
3110-00-101-3137 INTERCHANGEABLE
Bearing,roller,tapered
5315-00-221-63375315-7-2B1-50 INTERCHANGEABLE
Pin,toggle,eye Collar
Defense Logistics Agency Dba Defense Supply Center Philadelphia
4820-00-263-91195698 INTERCHANGEABLE
Valve,gate
Rosco Mfg Co
4820-00-268-9154105-3/4NPT INTERCHANGEABLE
Valve,gate
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
5120-00-293-02065120-00-293-0206 INTERCHANGEABLE
Wrench,spanner
General Services Administration Federal Supply Service
4030-00-541-2456438 INTERCHANGEABLE
Anchor,guy
Pfaff and Kendall
1005-00-731-0821 INTERCHANGEABLE
Plunger,trigger Spr
4240-00-764-5152484B INTERCHANGEABLE
Goggles,industrial
American Optical Co
3030-00-844-2882 INTERCHANGEABLE
Belt,v
Cross-Reference Index
Part NumberManufacturer
438 PRIMARY Niagara Plastics L.l.c. (USA)
BPF7/8 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
3110-00-100-3619INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
52387
3110-00-101-3137INTERCHANGEABLE
BEARING,ROLLER,TAPERED
5315-00-221-6337INTERCHANGEABLE
PIN,TOGGLE,EYE COLLAR
5315-7-2B1-50
4820-00-263-9119INTERCHANGEABLE
VALVE,GATE
5698
4820-00-268-9154INTERCHANGEABLE
VALVE,GATE
105-3/4NPT
5120-00-293-0206INTERCHANGEABLE
WRENCH,SPANNER
5120-00-293-0206
4030-00-541-2456INTERCHANGEABLE
ANCHOR,GUY
438
1005-00-731-0821INTERCHANGEABLE
PLUNGER,TRIGGER SPR
4240-00-764-5152INTERCHANGEABLE
GOGGLES,INDUSTRIAL
484B
3030-00-844-2882INTERCHANGEABLE
BELT,V
2940-00-885-3336INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42120
5930-01-018-1888INTERCHANGEABLE
SWITCH ASSEMBLY,SPEED

Frequently Asked Questions

What is NSN 5340-00-518-5678?

NSN 5340-00-518-5678 is a Plug,protective,dust and Moistur, manufactured by Niagara Plastics L.l.c., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-518-5678?

NSN 5340-00-518-5678 has 2 cross-referenced part numbers: 438 (Niagara Plastics L.l.c.), BPF7/8 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5340-00-518-5678?

There are 12 known substitutes for 5340-00-518-5678: 3110-00-100-3619, 3110-00-101-3137, 5315-00-221-6337 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 438?

Key specifications for 438: Overall Diameter: 1.250 INCHES NOMINAL IN; Features Provided: BEVELED SEAT AND SHOULDER; Design Type: FRICTION; Opening Inside Diameter for Which Designed: 0.875 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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