The Housing,bearing Unit, cataloged under National Stock Number 3130-00-776-7955, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 3130-00-776-7955 |
| Primary Part Number | 515375 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Housing Height | 3.5600 INCHES MINIMUM AND 3.6200 INCHES MAXIMUM IN |
| Style Designator | PILLOW BLOCK, SOLID |
| Mounting Hole Diameter | 0.3420 INCHES MINIMUM AND 0.3490 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes Along Width | 1.8400 INCHES MINIMUM AND 1.9100 INCHES MAXIMUM IN |
| Housing Width | 2.5200 INCHES MINIMUM AND 2.5800 INCHES MAXIMUM IN |
| Base Length | 0.6100 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN |
| Shaft End Type | CLOSED OR OPEN |
| Base Thickness | 0.3500 INCHES MINIMUM AND 0.4100 INCHES MAXIMUM IN |
| Bore Diameter | 1.3738 INCHES MINIMUM AND 1.3748 INCHES MAXIMUM IN |
| Housing Length | 0.5950 INCHES MINIMUM AND 0.6950 INCHES MAXIMUM IN |
| Height From Bottom of Base to Bore Centerline | 2.5600 INCHES MINIMUM AND 2.6200 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3130-00-776-7955 is a Housing,bearing Unit, manufactured by Renk America Llc Div Renk America, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-776-7955 has 2 manufacturer part numbers on file: 515375 (Renk America Llc Div Renk America), 7767955 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-645-6063. Verify interchangeability with system specifications before substitution.
Key specifications for 515375: Housing Height: 3.5600 INCHES MINIMUM AND 3.6200 INCHES MAXIMUM IN; Style Designator: PILLOW BLOCK, SOLID; Mounting Hole Diameter: 0.3420 INCHES MINIMUM AND 0.3490 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Holes Along Width: 1.8400 INCHES MINIMUM AND 1.9100 INCHES MAXIMUM IN. 11 specifications are 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.