The Tool Assembly,oil Buffer, cataloged under National Stock Number 4933-00-731-9903, is classified within Federal Supply Class 4933 (Weapons Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment 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 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4933-00-731-9903 |
| Primary Part Number | 7319903 |
| Item Name | Tool Assembly,oil Buffer |
| FSC / FSG | 4933 / 49 — Weapons Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| General Characteristics Item Description | CAP 1; PIN 3; HANDLE 1; KNOB 1; LINK 1; NUT 1; PLUNGER 1; STUD 2; SHAFT 1; BODY ASSEMBLY 1 |
| 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 |
|---|---|
| 7319903 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| 201090019 | Samsun Yurt Sav.san. Ve Tic.a.s. (TUR) |
| A10814 | Fnh Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 4933007319903 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 7319903 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| 4933PL0960056 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 7319903 | 5/9 Secondary reference Springfield Armory |
NSN 4933-00-731-9903 is a Tool Assembly,oil Buffer, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 4933, Weapons Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4933-00-731-9903 has 3 manufacturer part numbers on file: 7319903 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), 201090019 (Samsun Yurt Sav.san. Ve Tic.a.s.), A10814 (Fnh Uk Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-701-8566. Verify interchangeability with system specifications before substitution.
Key specifications for 7319903: General Characteristics Item Description: CAP 1; PIN 3; HANDLE 1; KNOB 1; LINK 1; NUT 1; PLUNGER 1; STUD 2; SHAFT 1; BODY ASSEMBLY 1. 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.