PartsTable TECHNICAL DATA SHEET
NSN 5331-01-681-4917Government record, cited

O-Ring5331-01-681-4917

NSN 5331-01-681-4917 · NIIN 016814917 · Part number 061521
Kraft Power Corporation Dba Kraft Power Corp · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 6M451
Government record, cited
NSN 5331-01-681-4917 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-681-4917. Manufacturer of record part number: 061521.
Also searched as  5331-01-681-4917 · 5331016814917 · NIIN 016814917 · 01-681-4917 · FSC 5331 O-ring · CAGE 6M451 · 061521
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 5.0 MILLIMETERS NOMINAL MM
  • Center Hole Diameter: 135.0 MILLIMETERS NOMINAL MM
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Kraft Power Corporation Dba Kraft Power Corp
Identification
  • NSN: 5331-01-681-4917
  • NIIN: 016814917
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 061521
  • Manufacturer: Kraft Power Corporation Dba Kraft Power Corp
General Description

The O-Ring, cataloged under National Stock Number 5331-01-681-4917, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kraft Power Corporation Dba Kraft Power Corp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-681-4917
Primary Part Number061521
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerKraft Power Corporation Dba Kraft Power Corp
StatusACTIVE
Cross-Sectional Height5.0 MILLIMETERS NOMINAL MM
Center Hole Diameter135.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
061521 PRIMARY Kraft Power Corporation Dba Kraft Power Corp (USA)
061521 PRIMARY Hamilton Jet, Inc. (USA)
No interchangeability data on file.
Other items in FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971
O-RING
5331-00-001-1979
O-RING
5331-00-001-3904
O-RING
5331-00-001-3905
O-RING
5331-00-001-3906
O-RING
5331-00-001-3908
O-RING
5331-00-001-3923
O-RING
5331-00-001-3924
O-RING

Frequently Asked Questions

What is NSN 5331-01-681-4917?

NSN 5331-01-681-4917 is a O-Ring, manufactured by Kraft Power Corporation Dba Kraft Power Corp, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-681-4917?

NSN 5331-01-681-4917 has 2 manufacturer part numbers on file: 061521 (Kraft Power Corporation Dba Kraft Power Corp), 061521 (Hamilton Jet, Inc.).

What are the specifications of 061521?

Key specifications for 061521: Cross-Sectional Height: 5.0 MILLIMETERS NOMINAL MM; Center Hole Diameter: 135.0 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: O-RING 135X5 N70; End Item Identification: WATERJET, MAR. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-681-4917 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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