The Retainer-Ejector,electrical Card, cataloged under National Stock Number 5998-01-230-0491, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Schroff Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-230-0491 |
| Primary Part Number | 225-1172 |
| Item Name | Retainer-Ejector,electrical Card |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Schroff Inc |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.0100 lbs |
| Cube | 0.0068 cu ft |
| Part Number | Manufacturer |
|---|---|
| 225-1172 | Schroff Inc (USA) |
| Reference | Meaning |
|---|---|
| 225-1172 | 5/9 Secondary reference Calmark Corporation |
| C9151-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5998-01-230-0491 is a Retainer-Ejector,electrical Card, manufactured by Schroff Inc, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-230-0491 has 1 manufacturer part number on file: 225-1172 (Schroff Inc).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-230-1673. Verify interchangeability with system specifications before substitution.
Key specifications for 225-1172: Overall Length: 5.880 INCHES NOMINAL IN; Overall Width: 0.270 INCHES NOMINAL IN; Material: ALUMINUM ALLOY. 1 specification is 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.