The Eyelet,metallic, cataloged under National Stock Number 5325-01-237-5976, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-237-5976 |
| Primary Part Number | ST2299-20 |
| Item Name | Eyelet,metallic |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Flange Outside Diameter | 0.610 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5595 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Flange Length | 1.460 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Flange Style | FLANGE |
| 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 |
|---|---|
| ST2299-20 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| C10GT2-20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-237-5976 is a Eyelet,metallic, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-237-5976 has 1 manufacturer part number on file: ST2299-20 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
2 possible matches (shared part number, not a government interchangeability claim): 3120-01-298-2101, 5325-01-669-4827. Verify interchangeability with system specifications before substitution.
Key specifications for ST2299-20: Flange Outside Diameter: 0.610 INCHES NOMINAL IN; Material Document and Classification: AMS 5595 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Flange Length: 1.460 INCHES NOMINAL IN; Special Features: SEMICIRCULAR IN SHAPE;DESIGNED FOR TUBE SIZE 1.250 IN. NOMINAL IN. 5 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.