The Nut,lower Bearing, cataloged under National Stock Number 5310-00-710-8086, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-710-8086 |
| Primary Part Number | AN27 |
| Item Name | Nut,lower Bearing |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,2.594 IN. OD,0.750 IN. THK,1.750 IN BY 12UN THD,GROVE 0.266 IN. W BY 0.250 IN. D IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-710-8086 is a Nut,lower Bearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-710-8086 has 3 manufacturer part numbers on file: R863PC49 (Circor Naval Solutions Llc Dba Warren Pumps), AN27 (Circor Naval Solutions Llc Dba Warren Pumps), R933PC1KK (Circor Naval Solutions Llc Dba Warren Pumps).
1 possible match (shared part number, not a government interchangeability claim): 5999-00-735-9863. Verify interchangeability with system specifications before substitution.
Key specifications for AN27: General Characteristics Item Description: STEEL,2.594 IN. OD,0.750 IN. THK,1.750 IN BY 12UN THD,GROVE 0.266 IN. W BY 0.250 IN. D IN; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 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.