PartsTable TECHNICAL DATA SHEET
NSN 5331-01-564-2171Government record, cited

O-Ring5331-01-564-2171

NSN 5331-01-564-2171 · NIIN 015642171 · Part number 250-00028AS-CP2
Hdt Expeditionary Systems Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 0WJE1
Government record, cited
NSN 5331-01-564-2171 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-564-2171. Manufacturer of record part number: 250-00028AS-CP2.
Also searched as  5331-01-564-2171 · 5331015642171 · NIIN 015642171 · 01-564-2171 · FSC 5331 O-ring · CAGE 0WJE1 · 250-00028AS-CP2
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • 1 manufacturer part number on file
  • Manufacturer of record: Hdt Expeditionary Systems Inc
Identification
  • NSN: 5331-01-564-2171
  • NIIN: 015642171
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 250-00028AS-CP2
  • Manufacturer: Hdt Expeditionary Systems Inc
General Description

The O-Ring, cataloged under National Stock Number 5331-01-564-2171, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hdt Expeditionary Systems Inc. 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
NSN5331-01-564-2171
Primary Part Number250-00028AS-CP2
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerHdt Expeditionary Systems Inc
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
250-00028AS-CP2 PRIMARY Hdt Expeditionary Systems 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 5331-01-564-2171?

NSN 5331-01-564-2171 is a O-Ring, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-564-2171?

NSN 5331-01-564-2171 has 1 manufacturer part number on file: 250-00028AS-CP2 (Hdt Expeditionary Systems Inc).

What are the specifications of 250-00028AS-CP2?

Key specifications for 250-00028AS-CP2: Part Name Assigned by Controlling Agency: RING,OBLONG DUCT; End Item Identification: 2330-01-556-9648;INTEGRATED TRAILER,ECU AND GENERATOR. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-564-2171 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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