The Ring,wearing, cataloged under National Stock Number 4320-01-466-8487, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Frederick Custom Machining Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-466-8487 |
| Primary Part Number | 30756-D ITEM NO. 38 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Frederick Custom Machining Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 30756-D ITEM NO. 38 PRIMARY | Frederick Custom Machining Inc (USA) |
| 38-LH | Frederick Custom Machining Inc (USA) |
| Reference | Meaning |
|---|---|
| 30756-D | D/9 Drawing number reference only Frederick Custom Machining Inc |
NSN 4320-01-466-8487 is a Ring,wearing, manufactured by Frederick Custom Machining Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-466-8487 has 2 manufacturer part numbers on file: 30756-D ITEM NO. 38 (Frederick Custom Machining Inc), 38-LH (Frederick Custom Machining Inc).
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-466-8574, 5307-01-466-8763, 4320-01-466-8816. Verify interchangeability with system specifications before substitution.
Key specifications for 30756-D ITEM NO. 38: Special Features: MATERIAL: NI-CU; QTY: SET OF 2; End Item Identification: PUMP CTFGL; WSD: TICONDEROGA CLASS CG (47). 0 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.