PartsTable TECHNICAL DATA SHEET
NSN 5331-01-557-0724Government record, cited

O-Ring5331-01-557-0724

NSN 5331-01-557-0724 · NIIN 015570724 · Part number 1001979
General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 1EFH8
Government record, cited
NSN 5331-01-557-0724 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-557-0724. Manufacturer of record part number: 1001979.
Also searched as  5331-01-557-0724 · 5331015570724 · NIIN 015570724 · 01-557-0724 · FSC 5331 O-ring · CAGE 1EFH8 · 1001979
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • 2 manufacturer part numbers on file
  • Manufacturer of record: General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
Identification
  • NSN: 5331-01-557-0724
  • NIIN: 015570724
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 1001979
  • Manufacturer: General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
General Description

The O-Ring, cataloged under National Stock Number 5331-01-557-0724, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp. 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
NSN5331-01-557-0724
Primary Part Number1001979
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerGeneral Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
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
1001979 PRIMARY General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA)
1001979 Goriziane Group Spa (ITA)
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 5331-01-557-0724?

NSN 5331-01-557-0724 is a O-Ring, manufactured by General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-557-0724?

NSN 5331-01-557-0724 has 2 manufacturer part numbers on file: 1001979 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 1001979 (Goriziane Group Spa).

What are the specifications of 1001979?

Key specifications for 1001979: End Item Identification: MRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-557-0724 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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