PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

661121Cap,filler Opening

Federal Prison Industries, Inc Dba Unicor Div Electronics · NSN 5340-01-538-3117 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-538-3117 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-538-3117. Primary manufacturer part number: 661121.
Features
  • Cap,filler Opening — FSC 5340
  • 4 verified cross-references
  • Primary manufacturer: Federal Prison Industries, Inc Dba Unicor Div Electronics
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cap,filler Opening, cataloged under National Stock Number 5340-01-538-3117, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Prison Industries, Inc Dba Unicor Div Electronics. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCap,filler Opening
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersFederal Prison Industries, Inc Dba Unicor Div Electronics (CAGE 57865); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H); Emmco Development Corp (CAGE 56583)
Successor NSN6515-01-140-5343 — Mask Rebreathing
Technical Specifications
ParameterValue
NSN5340-01-538-3117
Primary Part Number661121
Item NameCap,filler Opening
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerFederal Prison Industries, Inc Dba Unicor Div Electronics
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6515-01-140-5343 (1009)
HAZMATNo
Unit of IssueEA
Verified Substitutes 8
6515-01-140-53431009 SUCCESSOR
Mask Rebreathing
Teleflex Llc
6515-01-519-67661009 SUCCESSOR
Mask,oxygen
Medline Industries, Lp
4310-00-097-9783 INTERCHANGEABLE
Parts Kit,compressor
4810-00-734-3098661121 INTERCHANGEABLE
Shaft Assy,valve
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
6210-01-082-0250AML51F10G INTERCHANGEABLE
Lens,light
Honeywell International Inc. Dba Honeyweel Sensing & Controls
6515-01-358-9488661121 INTERCHANGEABLE
Splinting Material,orthopedic
Bound Tree Medical Llc Div Bound Tree Medical
5920-01-504-789666112-1 INTERCHANGEABLE
Arrester,electrical Surge
Raytheon Company Dba Raytheon
1560-01-551-814366-1121 INTERCHANGEABLE
Support,structural Component,air
The Boeing Company Div Legacy Wichita
Cross-Reference Index
Part NumberManufacturer
660171 Federal Prison Industries, Inc Dba Unicor Div Electronics (USA)
5340PL0641839 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1009 Emmco Development Corp (USA)
661121 PRIMARY Federal Prison Industries, Inc Dba Unicor Div Electronics (USA)
Related Parts
SUCCESSOR 6515-01-140-5343 Mask Rebreathing · 1009
6515-01-519-6766SUCCESSOR
MASK,OXYGEN
1009
4310-00-097-9783INTERCHANGEABLE
PARTS KIT,COMPRESSOR
4810-00-734-3098INTERCHANGEABLE
SHAFT ASSY,VALVE
661121
6210-01-082-0250INTERCHANGEABLE
LENS,LIGHT
AML51F10G
6515-01-358-9488INTERCHANGEABLE
SPLINTING MATERIAL,ORTHOPEDIC
661121
5920-01-504-7896INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
66112-1
1560-01-551-8143INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
66-1121

Frequently Asked Questions

What is NSN 5340-01-538-3117?

NSN 5340-01-538-3117 is a Cap,filler Opening, manufactured by Federal Prison Industries, Inc Dba Unicor Div Electronics, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-538-3117?

NSN 5340-01-538-3117 has 4 cross-referenced part numbers: 660171 (Federal Prison Industries, Inc Dba Unicor Div Electronics), 5340PL0641839 (Jednolity Indeks Materialowy - Uniform Material Index), 1009 (Emmco Development Corp), 661121 (Federal Prison Industries, Inc Dba Unicor Div Electronics).

What NSN replaces 5340-01-538-3117?

There are 8 known substitutes for 5340-01-538-3117: 6515-01-140-5343, 6515-01-519-6766, 4310-00-097-9783 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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