The Pin,spring Hold Dow, cataloged under National Stock Number 1010-00-522-8870, is classified within Federal Supply Class 1010 (Guns, Over 30mm up to 75mm) 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1010-00-522-8870 |
| Primary Part Number | 5228870 |
| Item Name | Pin,spring Hold Dow |
| FSC / FSG | 1010 / 10 — Guns, Over 30mm up to 75mm |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,ZINC PLATED,0.750 IN. LG,0.120 IN. OD,0.090 IN. THK,0.210 IN. O/A H IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5228870 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| Reference | Meaning |
|---|---|
| 24039 | 5/9 Secondary reference Kelsey-Hayes Co Wheel Drum and Brake Div |
| 24039 | 5/9 Secondary reference Empire Electric Brake Co |
NSN 1010-00-522-8870 is a Pin,spring Hold Dow, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1010, Guns, Over 30mm up to 75mm. Status: active.
NSN 1010-00-522-8870 has 1 manufacturer part number on file: 5228870 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
2 possible matches (shared part number, not a government interchangeability claim): 3130-01-191-7365, 5120-01-434-9748. Verify interchangeability with system specifications before substitution.
Key specifications for 5228870: General Characteristics Item Description: STEEL,ZINC PLATED,0.750 IN. LG,0.120 IN. OD,0.090 IN. THK,0.210 IN. O/A H 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 1010-00-522-8870 has DEMIL Code B. 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.