The Collar,stem Guide, cataloged under National Stock Number 4820-01-091-2955, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-091-2955 |
| Primary Part Number | 803-2177142-5XX-15 |
| Item Name | Collar,stem Guide |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | CARBON STEEL,PER ASTM-A-515,GRADE 70; 6.125 IN. O/A LG,1.000 IN. THK,1.625 IN. OUTSIDE RADIUS; 1.845 IN. APERTURE SIZE INCLUDING 0.500 IN. MIN,0.503 IN. MAX KEYWAY W; 1ST END ADAPTED FOR SELF-THD SCREW 0.500 IN. DEEP; 0.562 IN. 1ST END W; APERTURE LOCATED 4.500 IN. FROM 1ST END; THD HOLE LOCATED IN-LINE W/KEYWAY 45.0 DEG ANGLE FROM APERTURE CENTER LINE ON 2ND END; 0.375 IN.-16,UNC,RH THD SIZE; USED W/5 IN. SIZE VALVE IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 803-2177142 | Naval Ship Systems Command (USA) |
| 803-2177142-5XX-15 PRIMARY | Naval Ship Systems Command (USA) |
NSN 4820-01-091-2955 is a Collar,stem Guide, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-091-2955 has 2 cross-referenced part numbers: 803-2177142 (Naval Ship Systems Command), 803-2177142-5XX-15 (Naval Ship Systems Command).
There are 10 known substitutes for 4820-01-091-2955: 4820-01-067-9924, 4820-01-091-8124, 4820-01-091-8125 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 803-2177142-5XX-15: General Characteristics Item Description: CARBON STEEL,PER ASTM-A-515,GRADE 70; 6.125 IN. O/A LG,1.000 IN. THK,1.625 IN. OUTSIDE RADIUS; 1.845 IN. APERTURE SIZE INCLUDING 0.500 IN. MIN,0.503 IN. MAX KEYWAY W; 1ST END ADAPTED FOR SELF-THD SCREW 0.500 IN. DEEP; 0.562 IN. 1ST END W; APERTURE LOCATED 4.500 IN. FROM 1ST END; THD HOLE LOCATED IN-LINE W/KEYWAY 45.0 DEG ANGLE FROM APERTURE CENTER LINE ON 2ND END; 0.375 IN.-16,UNC,RH THD SIZE; USED W/5 IN. SIZE VALVE IN. 1 total characteristics are documented in the Federal Logistics Information System.