The Seal,nonmetallic Strip, cataloged under National Stock Number 5330-01-504-9538, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-504-9538 |
| Primary Part Number | 3HA540 |
| Item Name | Seal,nonmetallic Strip |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF |
| Special Test Features | LGTH 233.55 MINIMUM & 234.55 MAXIMUM; MATERIAL IS RUBBER PER SPEC ASTM D2000 & M2BC407A14B14C12F17 PER MIL-R-3065 |
| Supplementary Features | VULCANIZE OR CEMENT 100 PERCENT OF THE CROSS SECTION; BUTT OR SCARFF JOINT; IF SCARF JOINT IS USED THE LENGTH OF SKIVE NOT TO EXCEED 1.25 IN. IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | CIRCULAR |
| Specification/standard Data | 94231-05855 MANUFACTURERS STANDARD |
| Cross Section Outside Diameter | 0.562 INCHES MINIMUM AND 0.637 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER CHLOROPRENE CLASS CR OR RUBBER POLYACRYLATE CLASS ACM OR RUBBER SILICONE CLASS Q OR RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER POLYSULFIDE CLASS T OVERALL |
| Reference Number Differentiating Characteristics | OUTER DIAMETER & LENGTH |
| 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 |
|---|---|
| 3HA540 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 3HA540 | 5/9 Secondary reference Oshkosh Corp |
| 3-05855-477 | 5/2 Secondary reference U.S. Government activity |
| 05855-477 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5330-01-504-9538 is a Seal,nonmetallic Strip, manufactured by Oshkosh Defense Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-504-9538 has 1 manufacturer part number on file: 3HA540 (Oshkosh Defense Llc).
Key specifications for 3HA540: Temp Rating: -40.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF; Special Test Features: LGTH 233.55 MINIMUM & 234.55 MAXIMUM; MATERIAL IS RUBBER PER SPEC ASTM D2000 & M2BC407A14B14C12F17 PER MIL-R-3065; Supplementary Features: VULCANIZE OR CEMENT 100 PERCENT OF THE CROSS SECTION; BUTT OR SCARFF JOINT; IF SCARF JOINT IS USED THE LENGTH OF SKIVE NOT TO EXCEED 1.25 IN. IN; Style Designator: NON-CIRCULAR. 10 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.