The Gland, cataloged under National Stock Number 4320-00-146-4802, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4320-00-146-4802 |
| Primary Part Number | LL22 |
| Item Name | Gland |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS; 9.750 IN. O/A LG; 4.375 IN. O/A W; CENTER SECTION HUBBED; 2.155 IN. O/A H/CENTER SECTION/; 3.967 IN. OD OF HUB; 2.812 IN. ID; 0.784 IN. THK OTHER THAN CENTER SECTION; ITEM IS IN TWO PIECES BOLTED TOGETHER IN |
| 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 |
|---|---|
| L-2287 | Rps-Fl, Inc. Dba Rps Inc (USA) |
| LL22 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 55-22277-54 | Euramco Safety Inc (USA) |
| Reference | Meaning |
|---|---|
| SPI-R222-15 | 5/9 Secondary reference Ships Parts Inc |
| R222PC15 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| R310PC8T08-1 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS642-15 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| R311PC8T08-1 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
NSN 4320-00-146-4802 is a Gland, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-146-4802 has 3 manufacturer part numbers on file: L-2287 (Rps-Fl, Inc. Dba Rps Inc), LL22 (Circor Naval Solutions Llc Dba Warren Pumps), 55-22277-54 (Euramco Safety Inc).
1 possible match (shared part number, not a government interchangeability claim): 4921-01-141-3551. Verify interchangeability with system specifications before substitution.
Key specifications for LL22: General Characteristics Item Description: BRASS; 9.750 IN. O/A LG; 4.375 IN. O/A W; CENTER SECTION HUBBED; 2.155 IN. O/A H/CENTER SECTION/; 3.967 IN. OD OF HUB; 2.812 IN. ID; 0.784 IN. THK OTHER THAN CENTER SECTION; ITEM IS IN TWO PIECES BOLTED TOGETHER IN. 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.