The Ball,bearing, cataloged under National Stock Number 3110-00-006-2453, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Kidde-Fenwal, Llc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-006-2453 |
| Primary Part Number | 274221 |
| Item Name | Ball,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Kidde-Fenwal, Llc |
| Status | ACTIVE |
| Rolling Element Diameter | 0.1557 INCHES NOMINAL IN |
| Style Designator | BALL |
| Material Document and Classification | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR BALLS, GRADE 10 |
| Material | STEEL COMP E52100 OVERALL |
| 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 |
|---|---|
| 274221 PRIMARY | Kidde-Fenwal, Llc (USA) |
| Reference | Meaning |
|---|---|
| 217443 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 274221 | 5/9 Secondary reference Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| 217443 | 5/9 Secondary reference Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| 274221 | 5/2 Secondary reference U.S. Government activity |
NSN 3110-00-006-2453 is a Ball,bearing, manufactured by Kidde-Fenwal, Llc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-006-2453 has 1 manufacturer part number on file: 274221 (Kidde-Fenwal, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4730-00-396-5251, 4730-01-349-3950. Verify interchangeability with system specifications before substitution.
Key specifications for 274221: Rolling Element Diameter: 0.1557 INCHES NOMINAL IN; Style Designator: BALL; Material Document and Classification: MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR BALLS, GRADE 10. 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.