PartsTable TECHNICAL DATA SHEET
NSN 5331-01-559-5369Government record, cited

O-Ring5331-01-559-5369

NSN 5331-01-559-5369 · NIIN 015595369 · Part number RB1078
WS Darley & Co Div Ohler Pump · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 00299
Government record, cited
NSN 5331-01-559-5369 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-559-5369. Manufacturer of record part number: RB1078.
Also searched as  5331-01-559-5369 · 5331015595369 · NIIN 015595369 · 01-559-5369 · FSC 5331 O-ring · CAGE 00299 · RB1078
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • 1 manufacturer part number on file
  • Manufacturer of record: WS Darley & Co Div Ohler Pump
Identification
  • NSN: 5331-01-559-5369
  • NIIN: 015595369
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: RB1078
  • Manufacturer: WS Darley & Co Div Ohler Pump
General Description

The O-Ring, cataloged under National Stock Number 5331-01-559-5369, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is WS Darley & Co Div Ohler Pump. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-559-5369
Primary Part NumberRB1078
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerWS Darley & Co Div Ohler Pump
StatusACTIVE
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
RB1078 PRIMARY WS Darley & Co Div Ohler Pump (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 5331-01-559-5369?

NSN 5331-01-559-5369 is a O-Ring, manufactured by WS Darley & Co Div Ohler Pump, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-559-5369?

NSN 5331-01-559-5369 has 1 manufacturer part number on file: RB1078 (WS Darley & Co Div Ohler Pump).

What are the specifications of RB1078?

Key specifications for RB1078: End Item Identification: 4930-01-182-5028 -EXPEDIENT REFUELING SYSTEM. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-559-5369 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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