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NSN 5331-01-277-0166Government record, cited
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O-Ring5331-01-277-0166

NSN 5331-01-277-0166 · NIIN 012770166 · Part number LHD8434 ITEM 13
William E Williams Valve Corp · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 79342
Government record, cited
NSN 5331-01-277-0166 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-277-0166. Manufacturer of record part number: LHD8434 ITEM 13.
Also searched as  5331-01-277-0166 · 5331012770166 · NIIN 012770166 · 01-277-0166 · FSC 5331 O-ring · CAGE 79342 · LHD8434 ITEM 13
Nearby stock numbers  ·
SECTION O-RING CROSS SECTION
5331-01-277-0166 — O-ring
Features
  • O-Ring — FSC 5331
  • 1 manufacturer part number on file
  • Manufacturer of record: William E Williams Valve Corp
Identification
  • NSN: 5331-01-277-0166
  • NIIN: 012770166
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: LHD8434 ITEM 13
  • Manufacturer: William E Williams Valve Corp
General Description

The O-Ring, cataloged under National Stock Number 5331-01-277-0166, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is William E Williams Valve Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-ring (FSG 53)
ManufacturersWilliam E Williams Valve Corp (CAGE 79342)
Technical Specifications
ParameterValue
NSN5331-01-277-0166
Primary Part NumberLHD8434 ITEM 13
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerWilliam E Williams Valve Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
LHD8434 ITEM 13 PRIMARY William E Williams Valve Corp (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 5331-01-277-0166?

NSN 5331-01-277-0166 is a O-Ring, manufactured by William E Williams Valve Corp, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-277-0166?

NSN 5331-01-277-0166 has 1 manufacturer part number on file: LHD8434 ITEM 13 (William E Williams Valve Corp).

Is NSN 5331-01-277-0166 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.

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