PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C-WK-621-8 ITEM 14O-Ring

Walz & Krenzer Inc Div Mapeco Products · NSN 5331-01-308-1204 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-308-1204 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-308-1204. Primary manufacturer part number: C-WK-621-8 ITEM 14.
Features
  • O-Ring — FSC 5331
  • 3 verified cross-references
  • Primary manufacturer: Walz & Krenzer Inc Div Mapeco Products
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-308-1204, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Walz & Krenzer Inc Div Mapeco Products. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersWalz & Krenzer Inc Div Mapeco Products (CAGE 87045); Dukes Fluid Power (CAGE 97545); Walz and Krenzer Inc (CAGE 63705)
Technical Specifications
ParameterValue
NSN5331-01-308-1204
Primary Part NumberC-WK-621-8 ITEM 14
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerWalz & Krenzer Inc Div Mapeco Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5120-00-293-3309 INTERCHANGEABLE
Screwdriver,flat Tip
5920-00-811-0284N0S110 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5340-00-956-483466-1-1-0 INTERCHANGEABLE
Fastener,pawl
Southco Inc
5961-01-214-0846STI5024 INTERCHANGEABLE
Transistor
Semiconductor Technology, Inc. Dba Semiconductor Technology Inc
Cross-Reference Index
Part NumberManufacturer
C-WK-621-8 ITEM 14 PRIMARY Walz & Krenzer Inc Div Mapeco Products (USA)
66110 Dukes Fluid Power (USA)
C-WK-621-8 ITEM 14 Walz and Krenzer Inc (USA)
Related Parts
5120-00-293-3309INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5920-00-811-0284INTERCHANGEABLE
FUSE,CARTRIDGE
N0S110
5340-00-956-4834INTERCHANGEABLE
FASTENER,PAWL
66-1-1-0
5961-01-214-0846INTERCHANGEABLE
TRANSISTOR
STI5024

Frequently Asked Questions

What is NSN 5331-01-308-1204?

NSN 5331-01-308-1204 is a O-Ring, manufactured by Walz & Krenzer Inc Div Mapeco Products, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-308-1204?

NSN 5331-01-308-1204 has 3 cross-referenced part numbers: C-WK-621-8 ITEM 14 (Walz & Krenzer Inc Div Mapeco Products), 66110 (Dukes Fluid Power), C-WK-621-8 ITEM 14 (Walz and Krenzer Inc).

What NSN replaces 5331-01-308-1204?

There are 4 known substitutes for 5331-01-308-1204: 5120-00-293-3309, 5920-00-811-0284, 5340-00-956-4834 and 1 more. Verify interchangeability with system specifications before substitution.

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