The Head Assembly, cataloged under National Stock Number 4310-00-167-8749, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-167-8749 |
| Primary Part Number | 10N |
| Item Name | Head Assembly |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 8.250 IN. OD; 2.437 IN. H; 1.625 IN. ID; SIX 0.530 IN. DIA MTG HOLES EQUALLY SPACED ON 7.000 IN. BOLT CIRCLE DIA; FIVE THD HOLES UNEVENLY SPACED ON ONE SIDE ONLY; 5/16-24 UNF-2B RH THD SIZE IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 10N | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 10N PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| HD121A | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| HD121A | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| HD121A | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| HD121A PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| HL11472SH2PC50-51 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 10N | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| HL11472SH1PC50-50-51 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| HL11461PC50-51 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
NSN 4310-00-167-8749 is a Head Assembly, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-167-8749 has 10 cross-referenced part numbers: 10N (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), 10N (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), HD121A (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), HD121A (Siemens Energy, Inc. Dba Dresser-Rand), HD121A (Dresser-Rand Co Worthington Compressor Opn a Joint Venture) and 5 more.
There are 2 known substitutes for 4310-00-167-8749: 5340-00-450-4747, 4320-01-252-7437. Verify interchangeability with system specifications before substitution.
Key specifications for 10N: General Characteristics Item Description: STEEL; 8.250 IN. OD; 2.437 IN. H; 1.625 IN. ID; SIX 0.530 IN. DIA MTG HOLES EQUALLY SPACED ON 7.000 IN. BOLT CIRCLE DIA; FIVE THD HOLES UNEVENLY SPACED ON ONE SIDE ONLY; 5/16-24 UNF-2B RH THD SIZE IN. 1 total characteristics are documented in the Federal Logistics Information System.