The O-Ring, cataloged under National Stock Number 5331-01-007-1608, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Dbr Industries, Inc. Dba Dbr Industries Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-007-1608 |
| Primary Part Number | M25988/1-214 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Dbr Industries, Inc. Dba Dbr Industries Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Outside Diameter | 1.262 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 125 MAXIMUM |
| Center Hole Diameter | 0.974 INCHES MINIMUM AND 0.994 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROSILICONE CLASS FQ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M25988/1-214 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| MIL-R-25988/1 | 5/9 Secondary reference U.S. Government activity |
| M25988/1-214 | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-25988/1 | 4/1 Identification reference U.S. Government activity |
| 5331PL0845027 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5331PL1660202 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10137961 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| M25988-1-214ES | 5/9 Secondary reference Eriks B.v. |
NSN 5331-01-007-1608 is a O-Ring, manufactured by Dbr Industries, Inc. Dba Dbr Industries Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-007-1608 has 1 manufacturer part number on file: M25988/1-214 (Dbr Industries, Inc. Dba Dbr Industries Inc).
Key specifications for M25988/1-214: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 1.262 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Elongation Percentage: 125 MAXIMUM. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.