The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-01-255-4994, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-255-4994 |
| Primary Part Number | A6271 |
| Item Name | Seal,nonmetallic Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF |
| Material Document and Classification | ZZ-R-765,CL 2B,GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | CIRCULAR |
| Aperture Width | 1.885 INCHES MINIMUM AND 1.915 INCHES MAXIMUM IN |
| Aperture Length | 1.885 INCHES MINIMUM AND 1.915 INCHES MAXIMUM IN |
| Cross Section Outside Diameter | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| Construction | ONE-PIECE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A6271 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 60710832-1 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5330-01-255-4994 is a Seal,nonmetallic Round Section, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-255-4994 has 1 manufacturer part number on file: A6271 (Parker Hannifin Corporation Div O-Ring Division).
Key specifications for A6271: Temp Rating: -80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF; Material Document and Classification: ZZ-R-765,CL 2B,GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: CIRCULAR; Aperture Width: 1.885 INCHES MINIMUM AND 1.915 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.