The Head,accumulator, cataloged under National Stock Number 1025-00-183-7690, is classified within Federal Supply Class 1025 (Guns, Over 150mm Through 200mm) of the Weapons group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1025-00-183-7690 |
| Primary Part Number | 11664998 |
| Item Name | Head,accumulator |
| FSC / FSG | 1025 / 10 — Guns, Over 150mm Through 200mm |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL:STEEL ALLOY; OUTSIDE DIA 3.998 IN; INSIDE DIA 3.532 IN; THICKNESS 1.240 IN; CENTER HOLE BOSS FOR 0.312 DIA TUBE FITTING PER MS16142; THREE HOLES EQUALLY SPACED ON BOLT CIRCLE DIA OF 2.880,0.312-24UNF-2B 0.560 DEEP CSK 90 DEGREES TO 0.320 DIA; TWO HOLES 180 DEGREES APART ON BOLT CIRCLE DIA OF 2.880,NO. 8-32UNC-2B 0.310 DEEP CSK 90 DEGREES TO 0.170 DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11664998 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| Reference | Meaning |
|---|---|
| 1025-183-7690 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 1025-00-183-7690 is a Head,accumulator, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1025, Guns, Over 150mm Through 200mm. Status: active.
NSN 1025-00-183-7690 has 1 manufacturer part number on file: 11664998 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 11664998: General Characteristics Item Description: MATERIAL:STEEL ALLOY; OUTSIDE DIA 3.998 IN; INSIDE DIA 3.532 IN; THICKNESS 1.240 IN; CENTER HOLE BOSS FOR 0.312 DIA TUBE FITTING PER MS16142; THREE HOLES EQUALLY SPACED ON BOLT CIRCLE DIA OF 2.880,0.312-24UNF-2B 0.560 DEEP CSK 90 DEGREES TO 0.320 DIA; TWO HOLES 180 DEGREES APART ON BOLT CIRCLE DIA OF 2.880,NO. 8-32UNC-2B 0.310 DEEP CSK 90 DEGREES TO 0.170 DIA 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.
NSN 1025-00-183-7690 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.